20213048388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{86323}}^1$

素因数の和:86441

約数の個数: 96

約数和(自身を含む): 54142412800

約数和(自身を除く): 33929364412

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 79, 114, 156, 158, 228, 237, 247, 316, 474, 494, 741, 948, 988, 1027, 1482, 1501, 2054, 2964, 3002, 3081, 4108, 4503, 6004, 6162, 9006, 12324, 18012, 19513, 39026, 58539, 78052, 86323, 117078, 172646, 234156, 258969, 345292, 517938, 1035876, 1122199, 1640137, 2244398, 3280274, 3366597, 4488796, 4920411, 6560548, 6733194, 6819517, 9840822, 13466388, 13639034, 19681644, 20458551, 21321781, 27278068, 40917102, 42643562, 63965343, 81834204, 85287124, 88653721, 127930686, 129570823, 177307442, 255861372, 259141646, 265961163, 354614884, 388712469, 518283292, 531922326, 777424938, 1063844652, 1554849876, 1684420699, 3368841398, 5053262097, 6737682796, 10106524194, 20213048388]

約数ペア:

[(1, 20213048388), (2, 10106524194), (3, 6737682796), (4, 5053262097), (6, 3368841398), (12, 1684420699), (13, 1554849876), (19, 1063844652), (26, 777424938), (38, 531922326), (39, 518283292), (52, 388712469), (57, 354614884), (76, 265961163), (78, 259141646), (79, 255861372), (114, 177307442), (156, 129570823), (158, 127930686), (228, 88653721), (237, 85287124), (247, 81834204), (316, 63965343), (474, 42643562), (494, 40917102), (741, 27278068), (948, 21321781), (988, 20458551), (1027, 19681644), (1482, 13639034), (1501, 13466388), (2054, 9840822), (2964, 6819517), (3002, 6733194), (3081, 6560548), (4108, 4920411), (4503, 4488796), (6004, 3366597), (6162, 3280274), (9006, 2244398), (12324, 1640137), (18012, 1122199), (19513, 1035876), (39026, 517938), (58539, 345292), (78052, 258969), (86323, 234156), (117078, 172646)]