20123265728

素因数分解:

$2^6\times {\mathrm{107}}^1\times {\mathrm{2938561}}^1$

素因数の和:2938680

約数の個数: 28

約数和(自身を含む): 40305316392

約数和(自身を除く): 20182050664

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 214, 428, 856, 1712, 3424, 6848, 2938561, 5877122, 11754244, 23508488, 47016976, 94033952, 188067904, 314426027, 628852054, 1257704108, 2515408216, 5030816432, 10061632864, 20123265728]

約数ペア:

[(1, 20123265728), (2, 10061632864), (4, 5030816432), (8, 2515408216), (16, 1257704108), (32, 628852054), (64, 314426027), (107, 188067904), (214, 94033952), (428, 47016976), (856, 23508488), (1712, 11754244), (3424, 5877122), (6848, 2938561)]