18108909

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22111}}^1$

素因数の和:22137

約数の個数: 24

約数和(自身を含む): 32195072

約数和(自身を除く): 14086163

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22111, 66333, 154777, 198999, 287443, 464331, 862329, 1392993, 2012101, 2586987, 6036303, 18108909]

約数ペア:

[(1, 18108909), (3, 6036303), (7, 2586987), (9, 2012101), (13, 1392993), (21, 862329), (39, 464331), (63, 287443), (91, 198999), (117, 154777), (273, 66333), (819, 22111)]