381837136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1403813}}^1$

素因数の和:1403838

約数の個数: 20

約数和(自身を含む): 783328212

約数和(自身を除く): 401491076

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1403813, 2807626, 5615252, 11230504, 22461008, 23864821, 47729642, 95459284, 190918568, 381837136]

約数ペア:

[(1, 381837136), (2, 190918568), (4, 95459284), (8, 47729642), (16, 23864821), (17, 22461008), (34, 11230504), (68, 5615252), (136, 2807626), (272, 1403813)]