18839886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241537}}^1$

素因数の和:241555

約数の個数: 16

約数和(自身を含む): 40578384

約数和(自身を除く): 21738498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 241537, 483074, 724611, 1449222, 3139981, 6279962, 9419943, 18839886]

約数ペア:

[(1, 18839886), (2, 9419943), (3, 6279962), (6, 3139981), (13, 1449222), (26, 724611), (39, 483074), (78, 241537)]