20446428

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{12437}}^1$

素因数の和:12581

約数の個数: 24

約数和(自身を含む): 48060432

約数和(自身を除く): 27614004

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 12437, 24874, 37311, 49748, 74622, 149244, 1703869, 3407738, 5111607, 6815476, 10223214, 20446428]

約数ペア:

[(1, 20446428), (2, 10223214), (3, 6815476), (4, 5111607), (6, 3407738), (12, 1703869), (137, 149244), (274, 74622), (411, 49748), (548, 37311), (822, 24874), (1644, 12437)]