20630992

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24329}}^1$

素因数の和:24390

約数の個数: 20

約数和(自身を含む): 40728420

約数和(自身を除く): 20097428

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24329, 48658, 97316, 194632, 389264, 1289437, 2578874, 5157748, 10315496, 20630992]

約数ペア:

[(1, 20630992), (2, 10315496), (4, 5157748), (8, 2578874), (16, 1289437), (53, 389264), (106, 194632), (212, 97316), (424, 48658), (848, 24329)]