61971472

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{19661}}^1$

素因数の和:19866

約数の個数: 20

約数和(自身を含む): 120685356

約数和(自身を除く): 58713884

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 19661, 39322, 78644, 157288, 314576, 3873217, 7746434, 15492868, 30985736, 61971472]

約数ペア:

[(1, 61971472), (2, 30985736), (4, 15492868), (8, 7746434), (16, 3873217), (197, 314576), (394, 157288), (788, 78644), (1576, 39322), (3152, 19661)]