158356816

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{20323}}^1$

素因数の和:20818

約数の個数: 20

約数和(自身を含む): 307461472

約数和(自身を除く): 149104656

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 20323, 40646, 81292, 162584, 325168, 9897301, 19794602, 39589204, 79178408, 158356816]

約数ペア:

[(1, 158356816), (2, 79178408), (4, 39589204), (8, 19794602), (16, 9897301), (487, 325168), (974, 162584), (1948, 81292), (3896, 40646), (7792, 20323)]