4005188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 7699104

約数和(自身を除く): 3693916

約数列:

[1, 2, 4, 11, 22, 44, 227, 401, 454, 802, 908, 1604, 2497, 4411, 4994, 8822, 9988, 17644, 91027, 182054, 364108, 1001297, 2002594, 4005188]

約数ペア:

[(1, 4005188), (2, 2002594), (4, 1001297), (11, 364108), (22, 182054), (44, 91027), (227, 17644), (401, 9988), (454, 8822), (802, 4994), (908, 4411), (1604, 2497)]