18715696915

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1\times {\mathrm{57367}}^1$

素因数の和:58362

約数の個数: 16

約数和(自身を含む): 22800337920

約数和(自身を除く): 4084641005

約数列:

[1, 5, 71, 355, 919, 4595, 57367, 65249, 286835, 326245, 4073057, 20365285, 52720273, 263601365, 3743139383, 18715696915]

約数ペア:

[(1, 18715696915), (5, 3743139383), (71, 263601365), (355, 52720273), (919, 20365285), (4595, 4073057), (57367, 326245), (65249, 286835)]