20523544

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 40746240

約数和(自身を除く): 20222696

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1571, 1633, 3142, 3266, 6284, 6532, 12568, 13064, 36133, 72266, 111541, 144532, 223082, 289064, 446164, 892328, 2565443, 5130886, 10261772, 20523544]

約数ペア:

[(1, 20523544), (2, 10261772), (4, 5130886), (8, 2565443), (23, 892328), (46, 446164), (71, 289064), (92, 223082), (142, 144532), (184, 111541), (284, 72266), (568, 36133), (1571, 13064), (1633, 12568), (3142, 6532), (3266, 6284)]