40435388

素因数分解:

$2^2\times 7^2\times {\mathrm{206303}}^1$

素因数の和:206321

約数の個数: 18

約数和(自身を含む): 82315296

約数和(自身を除く): 41879908

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 206303, 412606, 825212, 1444121, 2888242, 5776484, 10108847, 20217694, 40435388]

約数ペア:

[(1, 40435388), (2, 20217694), (4, 10108847), (7, 5776484), (14, 2888242), (28, 1444121), (49, 825212), (98, 412606), (196, 206303)]