2156816

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{827}}^1$

素因数の和:998

約数の個数: 20

約数和(自身を含む): 4209552

約数和(自身を除く): 2052736

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 827, 1304, 1654, 2608, 3308, 6616, 13232, 134801, 269602, 539204, 1078408, 2156816]

約数ペア:

[(1, 2156816), (2, 1078408), (4, 539204), (8, 269602), (16, 134801), (163, 13232), (326, 6616), (652, 3308), (827, 2608), (1304, 1654)]