18090565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{997}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 22993920

約数和(自身を除く): 4903355

約数列:

[1, 5, 19, 95, 191, 955, 997, 3629, 4985, 18145, 18943, 94715, 190427, 952135, 3618113, 18090565]

約数ペア:

[(1, 18090565), (5, 3618113), (19, 952135), (95, 190427), (191, 94715), (955, 18943), (997, 18145), (3629, 4985)]