20799295

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 28344960

約数和(自身を除く): 7545665

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1109, 1705, 3751, 5545, 12199, 18755, 34379, 60995, 134189, 171895, 378169, 670945, 1890845, 4159859, 20799295]

約数ペア:

[(1, 20799295), (5, 4159859), (11, 1890845), (31, 670945), (55, 378169), (121, 171895), (155, 134189), (341, 60995), (605, 34379), (1109, 18755), (1705, 12199), (3751, 5545)]