18731998655

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{1709}}^1\times {\mathrm{24631}}^1$

素因数の和:26434

約数の個数: 16

約数和(自身を含む): 22745188800

約数和(自身を除く): 4013190145

約数列:

[1, 5, 89, 445, 1709, 8545, 24631, 123155, 152101, 760505, 2192159, 10960795, 42094379, 210471895, 3746399731, 18731998655]

約数ペア:

[(1, 18731998655), (5, 3746399731), (89, 210471895), (445, 42094379), (1709, 10960795), (8545, 2192159), (24631, 760505), (123155, 152101)]