18630423

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2617}}^1$

素因数の和:2743

約数の個数: 24

約数和(自身を含む): 31039008

約数和(自身を除く): 12408585

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 2617, 7119, 7851, 18319, 23553, 54957, 164871, 295721, 887163, 2070047, 2661489, 6210141, 18630423]

約数ペア:

[(1, 18630423), (3, 6210141), (7, 2661489), (9, 2070047), (21, 887163), (63, 295721), (113, 164871), (339, 54957), (791, 23553), (1017, 18319), (2373, 7851), (2617, 7119)]