18796135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{881}}^1$

素因数の和:1154

約数の個数: 16

約数和(自身を含む): 24004512

約数和(自身を除く): 5208377

約数列:

[1, 5, 17, 85, 251, 881, 1255, 4267, 4405, 14977, 21335, 74885, 221131, 1105655, 3759227, 18796135]

約数ペア:

[(1, 18796135), (5, 3759227), (17, 1105655), (85, 221131), (251, 74885), (881, 21335), (1255, 14977), (4267, 4405)]