20457310312

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{3637}}^1\times {\mathrm{6571}}^1$

素因数の和:10321

約数の個数: 32

約数和(自身を含む): 38732476320

約数和(自身を除く): 18275166008

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 3637, 6571, 7274, 13142, 14548, 26284, 29096, 52568, 389159, 703097, 778318, 1406194, 1556636, 2812388, 3113272, 5624776, 23898727, 47797454, 95594908, 191189816, 2557163789, 5114327578, 10228655156, 20457310312]

約数ペア:

[(1, 20457310312), (2, 10228655156), (4, 5114327578), (8, 2557163789), (107, 191189816), (214, 95594908), (428, 47797454), (856, 23898727), (3637, 5624776), (6571, 3113272), (7274, 2812388), (13142, 1556636), (14548, 1406194), (26284, 778318), (29096, 703097), (52568, 389159)]