18930291289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9044573}}^1$

素因数の和:9044616

約数の個数: 16

約数和(自身を含む): 24311814912

約数和(自身を除く): 5381523623

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9044573, 63312011, 117579449, 208025179, 823056143, 1456176253, 2704327327, 18930291289]

約数ペア:

[(1, 18930291289), (7, 2704327327), (13, 1456176253), (23, 823056143), (91, 208025179), (161, 117579449), (299, 63312011), (2093, 9044573)]