19490639168

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{991}}^1$

素因数の和:1341

約数の個数: 224

約数和(自身を含む): 52151328768

約数和(自身を除く): 32660689600

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 224, 286, 307, 308, 352, 364, 416, 448, 572, 614, 616, 704, 728, 832, 991, 1001, 1144, 1228, 1232, 1456, 1982, 2002, 2149, 2288, 2456, 2464, 2912, 3377, 3964, 3991, 4004, 4298, 4576, 4912, 4928, 5824, 6754, 6937, 7928, 7982, 8008, 8596, 9152, 9824, 10901, 12883, 13508, 13874, 15856, 15964, 16016, 17192, 19648, 21802, 23639, 25766, 27016, 27748, 27937, 31712, 31928, 32032, 34384, 43604, 43901, 47278, 51532, 54032, 55496, 55874, 63424, 63856, 64064, 68768, 76307, 87208, 87802, 90181, 94556, 103064, 108064, 110992, 111748, 127712, 137536, 141713, 152614, 174416, 175604, 180362, 189112, 206128, 216128, 221984, 223496, 255424, 283426, 304237, 305228, 307307, 348832, 351208, 360724, 378224, 412256, 443968, 446992, 566852, 608474, 610456, 614614, 697664, 702416, 721448, 756448, 824512, 893984, 991991, 1133704, 1216948, 1220912, 1229228, 1404832, 1442896, 1512896, 1787968, 1983982, 2129659, 2267408, 2433896, 2441824, 2458456, 2809664, 2885792, 3346607, 3955081, 3967964, 4259318, 4534816, 4867792, 4883648, 4916912, 5771584, 6693214, 7910162, 7935928, 8518636, 9069632, 9735584, 9833824, 13386428, 15820324, 15871856, 17037272, 19471168, 19667648, 23426249, 26772856, 27685567, 31640648, 31743712, 34074544, 43505891, 46852498, 53545712, 55371134, 63281296, 63487424, 68149088, 87011782, 93704996, 107091424, 110742268, 126562592, 136298176, 174023564, 187409992, 214182848, 221484536, 253125184, 304541237, 348047128, 374819984, 442969072, 609082474, 696094256, 749639968, 885938144, 1218164948, 1392188512, 1499279936, 1771876288, 2436329896, 2784377024, 4872659792, 9745319584, 19490639168]

約数ペア:

[(1, 19490639168), (2, 9745319584), (4, 4872659792), (7, 2784377024), (8, 2436329896), (11, 1771876288), (13, 1499279936), (14, 1392188512), (16, 1218164948), (22, 885938144), (26, 749639968), (28, 696094256), (32, 609082474), (44, 442969072), (52, 374819984), (56, 348047128), (64, 304541237), (77, 253125184), (88, 221484536), (91, 214182848), (104, 187409992), (112, 174023564), (143, 136298176), (154, 126562592), (176, 110742268), (182, 107091424), (208, 93704996), (224, 87011782), (286, 68149088), (307, 63487424), (308, 63281296), (352, 55371134), (364, 53545712), (416, 46852498), (448, 43505891), (572, 34074544), (614, 31743712), (616, 31640648), (704, 27685567), (728, 26772856), (832, 23426249), (991, 19667648), (1001, 19471168), (1144, 17037272), (1228, 15871856), (1232, 15820324), (1456, 13386428), (1982, 9833824), (2002, 9735584), (2149, 9069632), (2288, 8518636), (2456, 7935928), (2464, 7910162), (2912, 6693214), (3377, 5771584), (3964, 4916912), (3991, 4883648), (4004, 4867792), (4298, 4534816), (4576, 4259318), (4912, 3967964), (4928, 3955081), (5824, 3346607), (6754, 2885792), (6937, 2809664), (7928, 2458456), (7982, 2441824), (8008, 2433896), (8596, 2267408), (9152, 2129659), (9824, 1983982), (10901, 1787968), (12883, 1512896), (13508, 1442896), (13874, 1404832), (15856, 1229228), (15964, 1220912), (16016, 1216948), (17192, 1133704), (19648, 991991), (21802, 893984), (23639, 824512), (25766, 756448), (27016, 721448), (27748, 702416), (27937, 697664), (31712, 614614), (31928, 610456), (32032, 608474), (34384, 566852), (43604, 446992), (43901, 443968), (47278, 412256), (51532, 378224), (54032, 360724), (55496, 351208), (55874, 348832), (63424, 307307), (63856, 305228), (64064, 304237), (68768, 283426), (76307, 255424), (87208, 223496), (87802, 221984), (90181, 216128), (94556, 206128), (103064, 189112), (108064, 180362), (110992, 175604), (111748, 174416), (127712, 152614), (137536, 141713)]