19667648

素因数分解:

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

素因数の和:350

約数の個数: 112

約数和(自身を含む): 52571904

約数和(自身を除く): 32904256

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, 1001, 1144, 1228, 1232, 1456, 2002, 2149, 2288, 2456, 2464, 2912, 3377, 3991, 4004, 4298, 4576, 4912, 4928, 5824, 6754, 7982, 8008, 8596, 9152, 9824, 13508, 15964, 16016, 17192, 19648, 23639, 27016, 27937, 31928, 32032, 34384, 43901, 47278, 54032, 55874, 63856, 64064, 68768, 87802, 94556, 108064, 111748, 127712, 137536, 175604, 189112, 216128, 223496, 255424, 307307, 351208, 378224, 446992, 614614, 702416, 756448, 893984, 1229228, 1404832, 1512896, 1787968, 2458456, 2809664, 4916912, 9833824, 19667648]

約数ペア:

[(1, 19667648), (2, 9833824), (4, 4916912), (7, 2809664), (8, 2458456), (11, 1787968), (13, 1512896), (14, 1404832), (16, 1229228), (22, 893984), (26, 756448), (28, 702416), (32, 614614), (44, 446992), (52, 378224), (56, 351208), (64, 307307), (77, 255424), (88, 223496), (91, 216128), (104, 189112), (112, 175604), (143, 137536), (154, 127712), (176, 111748), (182, 108064), (208, 94556), (224, 87802), (286, 68768), (307, 64064), (308, 63856), (352, 55874), (364, 54032), (416, 47278), (448, 43901), (572, 34384), (614, 32032), (616, 31928), (704, 27937), (728, 27016), (832, 23639), (1001, 19648), (1144, 17192), (1228, 16016), (1232, 15964), (1456, 13508), (2002, 9824), (2149, 9152), (2288, 8596), (2456, 8008), (2464, 7982), (2912, 6754), (3377, 5824), (3991, 4928), (4004, 4912), (4298, 4576)]