812407664

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{570511}}^1$

素因数の和:570608

約数の個数: 20

約数和(自身を含む): 1591728480

約数和(自身を除く): 779320816

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 570511, 1141022, 2282044, 4564088, 9128176, 50775479, 101550958, 203101916, 406203832, 812407664]

約数ペア:

[(1, 812407664), (2, 406203832), (4, 203101916), (8, 101550958), (16, 50775479), (89, 9128176), (178, 4564088), (356, 2282044), (712, 1141022), (1424, 570511)]