20404622

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23893}}^1$

素因数の和:23963

約数の個数: 16

約数和(自身を含む): 35554272

約数和(自身を除く): 15149650

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23893, 47786, 167251, 334502, 1457473, 2914946, 10202311, 20404622]

約数ペア:

[(1, 20404622), (2, 10202311), (7, 2914946), (14, 1457473), (61, 334502), (122, 167251), (427, 47786), (854, 23893)]