638217602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29009891}}^1$

素因数の和:29009904

約数の個数: 8

約数和(自身を含む): 1044356112

約数和(自身を除く): 406138510

約数列:

[1, 2, 11, 22, 29009891, 58019782, 319108801, 638217602]

約数ペア:

[(1, 638217602), (2, 319108801), (11, 58019782), (22, 29009891)]