17865985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3083}}^1$

素因数の和:3168

約数の個数: 16

約数和(自身を含む): 22944960

約数和(自身を除く): 5078975

約数列:

[1, 5, 19, 61, 95, 305, 1159, 3083, 5795, 15415, 58577, 188063, 292885, 940315, 3573197, 17865985]

約数ペア:

[(1, 17865985), (5, 3573197), (19, 940315), (61, 292885), (95, 188063), (305, 58577), (1159, 15415), (3083, 5795)]