20808715776

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{437011}}^1$

素因数の和:437063

約数の個数: 80

約数和(自身を含む): 57224099328

約数和(自身を除く): 36415383552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 744, 768, 992, 1488, 1536, 1984, 2976, 3968, 5952, 7936, 11904, 15872, 23808, 47616, 437011, 874022, 1311033, 1748044, 2622066, 3496088, 5244132, 6992176, 10488264, 13547341, 13984352, 20976528, 27094682, 27968704, 40642023, 41953056, 54189364, 55937408, 81284046, 83906112, 108378728, 111874816, 162568092, 167812224, 216757456, 223749632, 325136184, 335624448, 433514912, 650272368, 671248896, 867029824, 1300544736, 1734059648, 2601089472, 3468119296, 5202178944, 6936238592, 10404357888, 20808715776]

約数ペア:

[(1, 20808715776), (2, 10404357888), (3, 6936238592), (4, 5202178944), (6, 3468119296), (8, 2601089472), (12, 1734059648), (16, 1300544736), (24, 867029824), (31, 671248896), (32, 650272368), (48, 433514912), (62, 335624448), (64, 325136184), (93, 223749632), (96, 216757456), (124, 167812224), (128, 162568092), (186, 111874816), (192, 108378728), (248, 83906112), (256, 81284046), (372, 55937408), (384, 54189364), (496, 41953056), (512, 40642023), (744, 27968704), (768, 27094682), (992, 20976528), (1488, 13984352), (1536, 13547341), (1984, 10488264), (2976, 6992176), (3968, 5244132), (5952, 3496088), (7936, 2622066), (11904, 1748044), (15872, 1311033), (23808, 874022), (47616, 437011)]