15115804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31231}}^1$

素因数の和:31257

約数の個数: 18

約数和(自身を含む): 29076992

約数和(自身を除く): 13961188

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 31231, 62462, 124924, 343541, 687082, 1374164, 3778951, 7557902, 15115804]

約数ペア:

[(1, 15115804), (2, 7557902), (4, 3778951), (11, 1374164), (22, 687082), (44, 343541), (121, 124924), (242, 62462), (484, 31231)]