1920291212

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{665843}}^1$

素因数の和:665957

約数の個数: 24

約数和(自身を含む): 3877875456

約数和(自身を除く): 1957584244

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 665843, 1331686, 2663372, 4660901, 9321802, 18643604, 68581829, 137163658, 274327316, 480072803, 960145606, 1920291212]

約数ペア:

[(1, 1920291212), (2, 960145606), (4, 480072803), (7, 274327316), (14, 137163658), (28, 68581829), (103, 18643604), (206, 9321802), (412, 4660901), (721, 2663372), (1442, 1331686), (2884, 665843)]