18802390

素因数分解:

$2^1\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1789}}^1$

素因数の和:2847

約数の個数: 16

約数和(自身を含む): 33895440

約数和(自身を除く): 15093050

約数列:

[1, 2, 5, 10, 1051, 1789, 2102, 3578, 5255, 8945, 10510, 17890, 1880239, 3760478, 9401195, 18802390]

約数ペア:

[(1, 18802390), (2, 9401195), (5, 3760478), (10, 1880239), (1051, 17890), (1789, 10510), (2102, 8945), (3578, 5255)]