20315013

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3581}}^1$

素因数の和:3676

約数の個数: 16

約数和(自身を含む): 28426752

約数和(自身を除く): 8111739

約数列:

[1, 3, 31, 61, 93, 183, 1891, 3581, 5673, 10743, 111011, 218441, 333033, 655323, 6771671, 20315013]

約数ペア:

[(1, 20315013), (3, 6771671), (31, 655323), (61, 333033), (93, 218441), (183, 111011), (1891, 10743), (3581, 5673)]