201375908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139457}}^1$

素因数の和:139499

約数の個数: 18

約数和(自身を含む): 371934486

約数和(自身を除く): 170558578

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139457, 278914, 557828, 2649683, 5299366, 10598732, 50343977, 100687954, 201375908]

約数ペア:

[(1, 201375908), (2, 100687954), (4, 50343977), (19, 10598732), (38, 5299366), (76, 2649683), (361, 557828), (722, 278914), (1444, 139457)]