20146758891

素因数分解:

$3^1\times 7^1\times {\mathrm{18979}}^1\times {\mathrm{50549}}^1$

素因数の和:69538

約数の個数: 16

約数和(自身を含む): 30702048000

約数和(自身を除く): 10555289109

約数列:

[1, 3, 7, 21, 18979, 50549, 56937, 132853, 151647, 353843, 398559, 1061529, 959369471, 2878108413, 6715586297, 20146758891]

約数ペア:

[(1, 20146758891), (3, 6715586297), (7, 2878108413), (21, 959369471), (18979, 1061529), (50549, 398559), (56937, 353843), (132853, 151647)]