16690885

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1087}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 20837376

約数和(自身を除く): 4146491

約数列:

[1, 5, 37, 83, 185, 415, 1087, 3071, 5435, 15355, 40219, 90221, 201095, 451105, 3338177, 16690885]

約数ペア:

[(1, 16690885), (5, 3338177), (37, 451105), (83, 201095), (185, 90221), (415, 40219), (1087, 15355), (3071, 5435)]