18643105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3929}}^1$

素因数の和:4020

約数の個数: 16

約数和(自身を含む): 24428880

約数和(自身を除く): 5785775

約数列:

[1, 5, 13, 65, 73, 365, 949, 3929, 4745, 19645, 51077, 255385, 286817, 1434085, 3728621, 18643105]

約数ペア:

[(1, 18643105), (5, 3728621), (13, 1434085), (65, 286817), (73, 255385), (365, 51077), (949, 19645), (3929, 4745)]