20111545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{977}}^1$

素因数の和:1184

約数の個数: 16

約数和(自身を含む): 25349760

約数和(自身を除く): 5238215

約数列:

[1, 5, 23, 115, 179, 895, 977, 4117, 4885, 20585, 22471, 112355, 174883, 874415, 4022309, 20111545]

約数ペア:

[(1, 20111545), (5, 4022309), (23, 874415), (115, 174883), (179, 112355), (895, 22471), (977, 20585), (4117, 4885)]