20880414

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{11959}}^1$

素因数の和:12064

約数の個数: 24

約数和(自身を含む): 45711120

約数和(自身を除く): 24830706

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 11959, 23918, 35877, 71754, 107631, 215262, 1160023, 2320046, 3480069, 6960138, 10440207, 20880414]

約数ペア:

[(1, 20880414), (2, 10440207), (3, 6960138), (6, 3480069), (9, 2320046), (18, 1160023), (97, 215262), (194, 107631), (291, 71754), (582, 35877), (873, 23918), (1746, 11959)]