290858422

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{402851}}^1$

素因数の和:402891

約数の個数: 12

約数和(自身を含む): 460459836

約数和(自身を除く): 169601414

約数列:

[1, 2, 19, 38, 361, 722, 402851, 805702, 7654169, 15308338, 145429211, 290858422]

約数ペア:

[(1, 290858422), (2, 145429211), (19, 15308338), (38, 7654169), (361, 805702), (722, 402851)]