201911044

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{638959}}^1$

素因数の和:639042

約数の個数: 12

約数和(自身を含む): 357817600

約数和(自身を除く): 155906556

約数列:

[1, 2, 4, 79, 158, 316, 638959, 1277918, 2555836, 50477761, 100955522, 201911044]

約数ペア:

[(1, 201911044), (2, 100955522), (4, 50477761), (79, 2555836), (158, 1277918), (316, 638959)]