18292491

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2819}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 30501120

約数和(自身を除く): 12208629

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 2819, 6489, 8457, 19733, 25371, 59199, 177597, 290357, 871071, 2032499, 2613213, 6097497, 18292491]

約数ペア:

[(1, 18292491), (3, 6097497), (7, 2613213), (9, 2032499), (21, 871071), (63, 290357), (103, 177597), (309, 59199), (721, 25371), (927, 19733), (2163, 8457), (2819, 6489)]