20614743

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{829}}^1$

素因数の和:1148

約数の個数: 20

約数和(自身を含む): 30932440

約数和(自身を除く): 10317697

約数列:

[1, 3, 9, 27, 81, 307, 829, 921, 2487, 2763, 7461, 8289, 22383, 24867, 67149, 254503, 763509, 2290527, 6871581, 20614743]

約数ペア:

[(1, 20614743), (3, 6871581), (9, 2290527), (27, 763509), (81, 254503), (307, 67149), (829, 24867), (921, 22383), (2487, 8289), (2763, 7461)]