20105439

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{12163}}^1$

素因数の和:12214

約数の個数: 16

約数和(自身を含む): 29193600

約数和(自身を除く): 9088161

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 12163, 36489, 231097, 352727, 693291, 1058181, 6701813, 20105439]

約数ペア:

[(1, 20105439), (3, 6701813), (19, 1058181), (29, 693291), (57, 352727), (87, 231097), (551, 36489), (1653, 12163)]