20880064

素因数分解:

$2^6\times {\mathrm{326251}}^1$

素因数の和:326263

約数の個数: 14

約数和(自身を含む): 41434004

約数和(自身を除く): 20553940

約数列:

[1, 2, 4, 8, 16, 32, 64, 326251, 652502, 1305004, 2610008, 5220016, 10440032, 20880064]

約数ペア:

[(1, 20880064), (2, 10440032), (4, 5220016), (8, 2610008), (16, 1305004), (32, 652502), (64, 326251)]