20589544

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{62773}}^1$

素因数の和:62820

約数の個数: 16

約数和(自身を含む): 39547620

約数和(自身を除く): 18958076

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 62773, 125546, 251092, 502184, 2573693, 5147386, 10294772, 20589544]

約数ペア:

[(1, 20589544), (2, 10294772), (4, 5147386), (8, 2573693), (41, 502184), (82, 251092), (164, 125546), (328, 62773)]