209218262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{52541}}^1$

素因数の和:52735

約数の個数: 16

約数和(自身を含む): 344255184

約数和(自身を除く): 135036922

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 52541, 105082, 577951, 1155902, 9509921, 19019842, 104609131, 209218262]

約数ペア:

[(1, 209218262), (2, 104609131), (11, 19019842), (22, 9509921), (181, 1155902), (362, 577951), (1991, 105082), (3982, 52541)]