20528040494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2687}}^1\times {\mathrm{4817}}^1$

素因数の和:7580

約数の個数: 32

約数和(自身を含む): 33723841536

約数和(自身を除く): 13195801042

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 2687, 4817, 5374, 9634, 34931, 62621, 69862, 125242, 163907, 293837, 327814, 587674, 2130791, 3819881, 4261582, 7639762, 12943279, 25886558, 168262627, 336525254, 789540019, 1579080038, 10264020247, 20528040494]

約数ペア:

[(1, 20528040494), (2, 10264020247), (13, 1579080038), (26, 789540019), (61, 336525254), (122, 168262627), (793, 25886558), (1586, 12943279), (2687, 7639762), (4817, 4261582), (5374, 3819881), (9634, 2130791), (34931, 587674), (62621, 327814), (69862, 293837), (125242, 163907)]