20123176810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8369}}^1\times {\mathrm{21859}}^1$

素因数の和:30246

約数の個数: 32

約数和(自身を含む): 39521131200

約数和(自身を除く): 19397954390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 8369, 16738, 21859, 41845, 43718, 83690, 92059, 109295, 184118, 218590, 240449, 460295, 480898, 920590, 1202245, 2404490, 182937971, 365875942, 914689855, 1829379710, 2012317681, 4024635362, 10061588405, 20123176810]

約数ペア:

[(1, 20123176810), (2, 10061588405), (5, 4024635362), (10, 2012317681), (11, 1829379710), (22, 914689855), (55, 365875942), (110, 182937971), (8369, 2404490), (16738, 1202245), (21859, 920590), (41845, 480898), (43718, 460295), (83690, 240449), (92059, 218590), (109295, 184118)]