639827012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{14541523}}^1$

素因数の和:14541538

約数の個数: 12

約数和(自身を含む): 1221488016

約数和(自身を除く): 581661004

約数列:

[1, 2, 4, 11, 22, 44, 14541523, 29083046, 58166092, 159956753, 319913506, 639827012]

約数ペア:

[(1, 639827012), (2, 319913506), (4, 159956753), (11, 58166092), (22, 29083046), (44, 14541523)]