19631855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3253}}^1$

素因数の和:3346

約数の個数: 16

約数和(自身を含む): 25303104

約数和(自身を除く): 5671249

約数列:

[1, 5, 17, 71, 85, 355, 1207, 3253, 6035, 16265, 55301, 230963, 276505, 1154815, 3926371, 19631855]

約数ペア:

[(1, 19631855), (5, 3926371), (17, 1154815), (71, 276505), (85, 230963), (355, 55301), (1207, 16265), (3253, 6035)]