20604026

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{757}}^1$

素因数の和:1229

約数の個数: 16

約数和(自身を含む): 32017920

約数和(自身を除く): 11413894

約数列:

[1, 2, 31, 62, 439, 757, 878, 1514, 13609, 23467, 27218, 46934, 332323, 664646, 10302013, 20604026]

約数ペア:

[(1, 20604026), (2, 10302013), (31, 664646), (62, 332323), (439, 46934), (757, 27218), (878, 23467), (1514, 13609)]