638864084

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{5507449}}^1$

素因数の和:5507482

約数の個数: 12

約数和(自身を含む): 1156564500

約数和(自身を除く): 517700416

約数列:

[1, 2, 4, 29, 58, 116, 5507449, 11014898, 22029796, 159716021, 319432042, 638864084]

約数ペア:

[(1, 638864084), (2, 319432042), (4, 159716021), (29, 22029796), (58, 11014898), (116, 5507449)]