20110916

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9839}}^1$

素因数の和:9923

約数の個数: 24

約数和(自身を含む): 40776960

約数和(自身を除く): 20666044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 9839, 19678, 39356, 68873, 137746, 275492, 718247, 1436494, 2872988, 5027729, 10055458, 20110916]

約数ペア:

[(1, 20110916), (2, 10055458), (4, 5027729), (7, 2872988), (14, 1436494), (28, 718247), (73, 275492), (146, 137746), (292, 68873), (511, 39356), (1022, 19678), (2044, 9839)]