18412641

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{653}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 28804776

約数和(自身を除く): 10392135

約数列:

[1, 3, 9, 13, 39, 117, 241, 653, 723, 1959, 2169, 3133, 5877, 8489, 9399, 25467, 28197, 76401, 157373, 472119, 1416357, 2045849, 6137547, 18412641]

約数ペア:

[(1, 18412641), (3, 6137547), (9, 2045849), (13, 1416357), (39, 472119), (117, 157373), (241, 76401), (653, 28197), (723, 25467), (1959, 9399), (2169, 8489), (3133, 5877)]