19396629

素因数分解:

$3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{617}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 32136000

約数和(自身を除く): 12739371

約数列:

[1, 3, 7, 9, 21, 63, 499, 617, 1497, 1851, 3493, 4319, 4491, 5553, 10479, 12957, 31437, 38871, 307883, 923649, 2155181, 2770947, 6465543, 19396629]

約数ペア:

[(1, 19396629), (3, 6465543), (7, 2770947), (9, 2155181), (21, 923649), (63, 307883), (499, 38871), (617, 31437), (1497, 12957), (1851, 10479), (3493, 5553), (4319, 4491)]