66813188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{5119}}^1$

素因数の和:5387

約数の個数: 24

約数和(自身を含む): 126443520

約数和(自身を除く): 59630332

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 3263, 5119, 6526, 10238, 13052, 20476, 66547, 133094, 266188, 1284869, 2569738, 5139476, 16703297, 33406594, 66813188]

約数ペア:

[(1, 66813188), (2, 33406594), (4, 16703297), (13, 5139476), (26, 2569738), (52, 1284869), (251, 266188), (502, 133094), (1004, 66547), (3263, 20476), (5119, 13052), (6526, 10238)]