18201395

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{971}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 22954752

約数和(自身を除く): 4753357

約数列:

[1, 5, 23, 115, 163, 815, 971, 3749, 4855, 18745, 22333, 111665, 158273, 791365, 3640279, 18201395]

約数ペア:

[(1, 18201395), (5, 3640279), (23, 791365), (115, 158273), (163, 111665), (815, 22333), (971, 18745), (3749, 4855)]