20118722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2441}}^1$

素因数の和:2773

約数の個数: 16

約数和(自身を含む): 32615352

約数和(自身を除く): 12496630

約数列:

[1, 2, 13, 26, 317, 634, 2441, 4121, 4882, 8242, 31733, 63466, 773797, 1547594, 10059361, 20118722]

約数ペア:

[(1, 20118722), (2, 10059361), (13, 1547594), (26, 773797), (317, 63466), (634, 31733), (2441, 8242), (4121, 4882)]