20956059

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1511}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 32078592

約数和(自身を除く): 11122533

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1511, 1541, 4533, 4623, 13599, 13869, 34753, 101237, 104259, 303711, 312777, 911133, 2328451, 6985353, 20956059]

約数ペア:

[(1, 20956059), (3, 6985353), (9, 2328451), (23, 911133), (67, 312777), (69, 303711), (201, 104259), (207, 101237), (603, 34753), (1511, 13869), (1541, 13599), (4533, 4623)]