20121941504

素因数分解:

$2^9\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2213}}^1$

素因数の和:2340

約数の個数: 160

約数和(自身を含む): 47835152640

約数和(自身を除く): 27713211136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 59, 64, 86, 112, 118, 128, 172, 224, 236, 256, 301, 344, 413, 448, 472, 512, 602, 688, 826, 896, 944, 1204, 1376, 1652, 1792, 1888, 2213, 2408, 2537, 2752, 3304, 3584, 3776, 4426, 4816, 5074, 5504, 6608, 7552, 8852, 9632, 10148, 11008, 13216, 15104, 15491, 17704, 17759, 19264, 20296, 22016, 26432, 30208, 30982, 35408, 35518, 38528, 40592, 52864, 61964, 70816, 71036, 77056, 81184, 95159, 105728, 123928, 130567, 141632, 142072, 154112, 162368, 190318, 211456, 247856, 261134, 283264, 284144, 324736, 380636, 495712, 522268, 566528, 568288, 649472, 666113, 761272, 913969, 991424, 1044536, 1133056, 1136576, 1298944, 1332226, 1522544, 1827938, 1982848, 2089072, 2273152, 2664452, 3045088, 3655876, 3965696, 4178144, 4546304, 5328904, 5614381, 6090176, 7311752, 7931392, 8356288, 9092608, 10657808, 11228762, 12180352, 14623504, 16712576, 21315616, 22457524, 24360704, 29247008, 33425152, 39300667, 42631232, 44915048, 48721408, 58494016, 66850304, 78601334, 85262464, 89830096, 116988032, 157202668, 170524928, 179660192, 233976064, 314405336, 341049856, 359320384, 467952128, 628810672, 718640768, 1257621344, 1437281536, 2515242688, 2874563072, 5030485376, 10060970752, 20121941504]

約数ペア:

[(1, 20121941504), (2, 10060970752), (4, 5030485376), (7, 2874563072), (8, 2515242688), (14, 1437281536), (16, 1257621344), (28, 718640768), (32, 628810672), (43, 467952128), (56, 359320384), (59, 341049856), (64, 314405336), (86, 233976064), (112, 179660192), (118, 170524928), (128, 157202668), (172, 116988032), (224, 89830096), (236, 85262464), (256, 78601334), (301, 66850304), (344, 58494016), (413, 48721408), (448, 44915048), (472, 42631232), (512, 39300667), (602, 33425152), (688, 29247008), (826, 24360704), (896, 22457524), (944, 21315616), (1204, 16712576), (1376, 14623504), (1652, 12180352), (1792, 11228762), (1888, 10657808), (2213, 9092608), (2408, 8356288), (2537, 7931392), (2752, 7311752), (3304, 6090176), (3584, 5614381), (3776, 5328904), (4426, 4546304), (4816, 4178144), (5074, 3965696), (5504, 3655876), (6608, 3045088), (7552, 2664452), (8852, 2273152), (9632, 2089072), (10148, 1982848), (11008, 1827938), (13216, 1522544), (15104, 1332226), (15491, 1298944), (17704, 1136576), (17759, 1133056), (19264, 1044536), (20296, 991424), (22016, 913969), (26432, 761272), (30208, 666113), (30982, 649472), (35408, 568288), (35518, 566528), (38528, 522268), (40592, 495712), (52864, 380636), (61964, 324736), (70816, 284144), (71036, 283264), (77056, 261134), (81184, 247856), (95159, 211456), (105728, 190318), (123928, 162368), (130567, 154112), (141632, 142072)]