20253961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9677}}^1$

素因数の和:9720

約数の個数: 16

約数和(自身を含む): 26014464

約数和(自身を除く): 5760503

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9677, 67739, 125801, 222571, 880607, 1557997, 2893423, 20253961]

約数ペア:

[(1, 20253961), (7, 2893423), (13, 1557997), (23, 880607), (91, 222571), (161, 125801), (299, 67739), (2093, 9677)]