19516017

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2753}}^1$

素因数の和:2912

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 8244303

約数列:

[1, 3, 17, 51, 139, 417, 2363, 2753, 7089, 8259, 46801, 140403, 382667, 1148001, 6505339, 19516017]

約数ペア:

[(1, 19516017), (3, 6505339), (17, 1148001), (51, 382667), (139, 140403), (417, 46801), (2363, 8259), (2753, 7089)]