74435408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{108191}}^1$

素因数の和:108242

約数の個数: 20

約数和(自身を含む): 147573888

約数和(自身を除く): 73138480

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 108191, 216382, 432764, 865528, 1731056, 4652213, 9304426, 18608852, 37217704, 74435408]

約数ペア:

[(1, 74435408), (2, 37217704), (4, 18608852), (8, 9304426), (16, 4652213), (43, 1731056), (86, 865528), (172, 432764), (344, 216382), (688, 108191)]