18802121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 21364560

約数和(自身を除く): 2562439

約数列:

[1, 13, 29, 53, 377, 689, 941, 1537, 12233, 19981, 27289, 49873, 354757, 648349, 1446317, 18802121]

約数ペア:

[(1, 18802121), (13, 1446317), (29, 648349), (53, 354757), (377, 49873), (689, 27289), (941, 19981), (1537, 12233)]