20958232

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84509}}^1$

素因数の和:84546

約数の個数: 16

約数和(自身を含む): 40564800

約数和(自身を除く): 19606568

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84509, 169018, 338036, 676072, 2619779, 5239558, 10479116, 20958232]

約数ペア:

[(1, 20958232), (2, 10479116), (4, 5239558), (8, 2619779), (31, 676072), (62, 338036), (124, 169018), (248, 84509)]