20427806

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3533}}^1$

素因数の和:3608

約数の個数: 24

約数和(自身を含む): 36258840

約数和(自身を除く): 15831034

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 3533, 5782, 7066, 24731, 49462, 173117, 208447, 346234, 416894, 1459129, 2918258, 10213903, 20427806]

約数ペア:

[(1, 20427806), (2, 10213903), (7, 2918258), (14, 1459129), (49, 416894), (59, 346234), (98, 208447), (118, 173117), (413, 49462), (826, 24731), (2891, 7066), (3533, 5782)]