18633215

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 22870848

約数和(自身を除く): 4237633

約数列:

[1, 5, 97, 103, 373, 485, 515, 1865, 9991, 36181, 38419, 49955, 180905, 192095, 3726643, 18633215]

約数ペア:

[(1, 18633215), (5, 3726643), (97, 192095), (103, 180905), (373, 49955), (485, 38419), (515, 36181), (1865, 9991)]