19020813

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10177}}^1$

素因数の和:10276

約数の個数: 16

約数和(自身を含む): 29312640

約数和(自身を除く): 10291827

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 10177, 30531, 71239, 213717, 905753, 2717259, 6340271, 19020813]

約数ペア:

[(1, 19020813), (3, 6340271), (7, 2717259), (21, 905753), (89, 213717), (267, 71239), (623, 30531), (1869, 10177)]