20901594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4651}}^1$

素因数の和:4770

約数の個数: 32

約数和(自身を含む): 48231936

約数和(自身を除く): 27330342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 4651, 9302, 13953, 27906, 32557, 65114, 97671, 195342, 497657, 995314, 1492971, 2985942, 3483599, 6967198, 10450797, 20901594]

約数ペア:

[(1, 20901594), (2, 10450797), (3, 6967198), (6, 3483599), (7, 2985942), (14, 1492971), (21, 995314), (42, 497657), (107, 195342), (214, 97671), (321, 65114), (642, 32557), (749, 27906), (1498, 13953), (2247, 9302), (4494, 4651)]