20351528

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15607}}^1$

素因数の和:15776

約数の個数: 16

約数和(自身を含む): 38395680

約数和(自身を除く): 18044152

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15607, 31214, 62428, 124856, 2543941, 5087882, 10175764, 20351528]

約数ペア:

[(1, 20351528), (2, 10175764), (4, 5087882), (8, 2543941), (163, 124856), (326, 62428), (652, 31214), (1304, 15607)]