20617710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3797}}^1$

素因数の和:3988

約数の個数: 32

約数和(自身を含む): 49768992

約数和(自身を除く): 29151282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 181, 362, 543, 905, 1086, 1810, 2715, 3797, 5430, 7594, 11391, 18985, 22782, 37970, 56955, 113910, 687257, 1374514, 2061771, 3436285, 4123542, 6872570, 10308855, 20617710]

約数ペア:

[(1, 20617710), (2, 10308855), (3, 6872570), (5, 4123542), (6, 3436285), (10, 2061771), (15, 1374514), (30, 687257), (181, 113910), (362, 56955), (543, 37970), (905, 22782), (1086, 18985), (1810, 11391), (2715, 7594), (3797, 5430)]