20543012428

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{65009533}}^1$

素因数の和:65009616

約数の個数: 12

約数和(自身を含む): 36405339040

約数和(自身を除く): 15862326612

約数列:

[1, 2, 4, 79, 158, 316, 65009533, 130019066, 260038132, 5135753107, 10271506214, 20543012428]

約数ペア:

[(1, 20543012428), (2, 10271506214), (4, 5135753107), (79, 260038132), (158, 130019066), (316, 65009533)]