20172195

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3967}}^1$

素因数の和:4091

約数の個数: 24

約数和(自身を含む): 35283456

約数和(自身を除く): 15111261

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 3967, 5085, 11901, 19835, 35703, 59505, 178515, 448271, 1344813, 2241355, 4034439, 6724065, 20172195]

約数ペア:

[(1, 20172195), (3, 6724065), (5, 4034439), (9, 2241355), (15, 1344813), (45, 448271), (113, 178515), (339, 59505), (565, 35703), (1017, 19835), (1695, 11901), (3967, 5085)]