20886334

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7573}}^1$

素因数の和:7779

約数の個数: 16

約数和(自身を含む): 35991648

約数和(自身を除く): 15105314

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 7573, 15146, 53011, 106022, 1491881, 2983762, 10443167, 20886334]

約数ペア:

[(1, 20886334), (2, 10443167), (7, 2983762), (14, 1491881), (197, 106022), (394, 53011), (1379, 15146), (2758, 7573)]