18139015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4657}}^1$

素因数の和:4722

約数の個数: 16

約数和(自身を含む): 23476320

約数和(自身を除く): 5337305

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 4657, 23285, 88483, 190937, 442415, 954685, 3627803, 18139015]

約数ペア:

[(1, 18139015), (5, 3627803), (19, 954685), (41, 442415), (95, 190937), (205, 88483), (779, 23285), (3895, 4657)]