202005212

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{639257}}^1$

素因数の和:639340

約数の個数: 12

約数和(自身を含む): 357984480

約数和(自身を除く): 155979268

約数列:

[1, 2, 4, 79, 158, 316, 639257, 1278514, 2557028, 50501303, 101002606, 202005212]

約数ペア:

[(1, 202005212), (2, 101002606), (4, 50501303), (79, 2557028), (158, 1278514), (316, 639257)]