18905028

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{22189}}^1$

素因数の和:22267

約数の個数: 24

約数和(自身を含む): 44735040

約数和(自身を除く): 25830012

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 22189, 44378, 66567, 88756, 133134, 266268, 1575419, 3150838, 4726257, 6301676, 9452514, 18905028]

約数ペア:

[(1, 18905028), (2, 9452514), (3, 6301676), (4, 4726257), (6, 3150838), (12, 1575419), (71, 266268), (142, 133134), (213, 88756), (284, 66567), (426, 44378), (852, 22189)]