20123045

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{751}}^1$

素因数の和:1012

約数の個数: 16

約数和(自身を含む): 25339392

約数和(自身を除く): 5216347

約数列:

[1, 5, 23, 115, 233, 751, 1165, 3755, 5359, 17273, 26795, 86365, 174983, 874915, 4024609, 20123045]

約数ペア:

[(1, 20123045), (5, 4024609), (23, 874915), (115, 174983), (233, 86365), (751, 26795), (1165, 17273), (3755, 5359)]