20565559018

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{1741}}^1\times {\mathrm{42491}}^1$

素因数の和:44373

約数の個数: 16

約数和(自身を含む): 31088846880

約数和(自身を除く): 10523287862

約数列:

[1, 2, 139, 278, 1741, 3482, 42491, 84982, 241999, 483998, 5906249, 11812498, 73976831, 147953662, 10282779509, 20565559018]

約数ペア:

[(1, 20565559018), (2, 10282779509), (139, 147953662), (278, 73976831), (1741, 11812498), (3482, 5906249), (42491, 483998), (84982, 241999)]