20767855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3079}}^1$

素因数の和:3174

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 5843345

約数列:

[1, 5, 19, 71, 95, 355, 1349, 3079, 6745, 15395, 58501, 218609, 292505, 1093045, 4153571, 20767855]

約数ペア:

[(1, 20767855), (5, 4153571), (19, 1093045), (71, 292505), (95, 218609), (355, 58501), (1349, 15395), (3079, 6745)]