18312515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2633}}^1$

素因数の和:2758

約数の個数: 16

約数和(自身を含む): 23895648

約数和(自身を除く): 5583133

約数列:

[1, 5, 13, 65, 107, 535, 1391, 2633, 6955, 13165, 34229, 171145, 281731, 1408655, 3662503, 18312515]

約数ペア:

[(1, 18312515), (5, 3662503), (13, 1408655), (65, 281731), (107, 171145), (535, 34229), (1391, 13165), (2633, 6955)]