201012988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{40429}}^1$

素因数の和:40557

約数の個数: 24

約数和(自身を含む): 387157680

約数和(自身を除く): 186144692

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 40429, 80858, 161716, 444719, 889438, 1778876, 4568477, 9136954, 18273908, 50253247, 100506494, 201012988]

約数ペア:

[(1, 201012988), (2, 100506494), (4, 50253247), (11, 18273908), (22, 9136954), (44, 4568477), (113, 1778876), (226, 889438), (452, 444719), (1243, 161716), (2486, 80858), (4972, 40429)]