18860023

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9011}}^1$

素因数の和:9054

約数の個数: 16

約数和(自身を含む): 24224256

約数和(自身を除く): 5364233

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9011, 63077, 117143, 207253, 820001, 1450771, 2694289, 18860023]

約数ペア:

[(1, 18860023), (7, 2694289), (13, 1450771), (23, 820001), (91, 207253), (161, 117143), (299, 63077), (2093, 9011)]