31440916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1621}}^1$

素因数の和:2011

約数の個数: 24

約数和(自身を含む): 59449544

約数和(自身を除く): 28008628

約数列:

[1, 2, 4, 13, 26, 52, 373, 746, 1492, 1621, 3242, 4849, 6484, 9698, 19396, 21073, 42146, 84292, 604633, 1209266, 2418532, 7860229, 15720458, 31440916]

約数ペア:

[(1, 31440916), (2, 15720458), (4, 7860229), (13, 2418532), (26, 1209266), (52, 604633), (373, 84292), (746, 42146), (1492, 21073), (1621, 19396), (3242, 9698), (4849, 6484)]