20585426

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5443}}^1$

素因数の和:5537

約数の個数: 16

約数和(自身を含む): 32402688

約数和(自身を除く): 11817262

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 5443, 10886, 168733, 332023, 337466, 664046, 10292713, 20585426]

約数ペア:

[(1, 20585426), (2, 10292713), (31, 664046), (61, 337466), (62, 332023), (122, 168733), (1891, 10886), (3782, 5443)]