19012235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8039}}^1$

素因数の和:8098

約数の個数: 16

約数和(自身を含む): 25470720

約数和(自身を除く): 6458485

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 8039, 40195, 88429, 345677, 442145, 1728385, 3802447, 19012235]

約数ペア:

[(1, 19012235), (5, 3802447), (11, 1728385), (43, 442145), (55, 345677), (215, 88429), (473, 40195), (2365, 8039)]