20797569

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1193}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 32596200

約数和(自身を除く): 11798631

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1193, 1341, 1937, 3579, 5811, 10737, 15509, 17433, 46527, 139581, 177757, 533271, 1599813, 2310841, 6932523, 20797569]

約数ペア:

[(1, 20797569), (3, 6932523), (9, 2310841), (13, 1599813), (39, 533271), (117, 177757), (149, 139581), (447, 46527), (1193, 17433), (1341, 15509), (1937, 10737), (3579, 5811)]