19620063

素因数分解:

$3^5\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 29597568

約数和(自身を除く): 9977505

約数列:

[1, 3, 9, 27, 81, 243, 263, 307, 789, 921, 2367, 2763, 7101, 8289, 21303, 24867, 63909, 74601, 80741, 242223, 726669, 2180007, 6540021, 19620063]

約数ペア:

[(1, 19620063), (3, 6540021), (9, 2180007), (27, 726669), (81, 242223), (243, 80741), (263, 74601), (307, 63909), (789, 24867), (921, 21303), (2367, 8289), (2763, 7101)]