20923006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4937}}^1$

素因数の和:5115

約数の個数: 16

約数和(自身を含む): 34012944

約数和(自身を除く): 13089938

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 4937, 9874, 64181, 128362, 804731, 1609462, 10461503, 20923006]

約数ペア:

[(1, 20923006), (2, 10461503), (13, 1609462), (26, 804731), (163, 128362), (326, 64181), (2119, 9874), (4238, 4937)]