19205739

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5167}}^1$

素因数の和:5239

約数の個数: 24

約数和(自身を含む): 32248320

約数和(自身を除く): 13042581

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5167, 15501, 36169, 46503, 108507, 304853, 325521, 914559, 2133971, 2743677, 6401913, 19205739]

約数ペア:

[(1, 19205739), (3, 6401913), (7, 2743677), (9, 2133971), (21, 914559), (59, 325521), (63, 304853), (177, 108507), (413, 46503), (531, 36169), (1239, 15501), (3717, 5167)]