18308703

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 28892160

約数和(自身を除く): 10583457

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2111, 2891, 6333, 8673, 14777, 44331, 103439, 124549, 310317, 373647, 871843, 2615529, 6102901, 18308703]

約数ペア:

[(1, 18308703), (3, 6102901), (7, 2615529), (21, 871843), (49, 373647), (59, 310317), (147, 124549), (177, 103439), (413, 44331), (1239, 14777), (2111, 8673), (2891, 6333)]