20733815

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1063}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 25740288

約数和(自身を除く): 5006473

約数列:

[1, 5, 47, 83, 235, 415, 1063, 3901, 5315, 19505, 49961, 88229, 249805, 441145, 4146763, 20733815]

約数ペア:

[(1, 20733815), (5, 4146763), (47, 441145), (83, 249805), (235, 88229), (415, 49961), (1063, 19505), (3901, 5315)]