20175031428

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{887}}^1\times {\mathrm{2957}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 47217631104

約数和(自身を除く): 27042599676

約数列:

[1, 2, 3, 4, 6, 12, 641, 887, 1282, 1774, 1923, 2564, 2661, 2957, 3548, 3846, 5322, 5914, 7692, 8871, 10644, 11828, 17742, 35484, 568567, 1137134, 1705701, 1895437, 2274268, 2622859, 3411402, 3790874, 5245718, 5686311, 6822804, 7581748, 7868577, 10491436, 11372622, 15737154, 22745244, 31474308, 1681252619, 3362505238, 5043757857, 6725010476, 10087515714, 20175031428]

約数ペア:

[(1, 20175031428), (2, 10087515714), (3, 6725010476), (4, 5043757857), (6, 3362505238), (12, 1681252619), (641, 31474308), (887, 22745244), (1282, 15737154), (1774, 11372622), (1923, 10491436), (2564, 7868577), (2661, 7581748), (2957, 6822804), (3548, 5686311), (3846, 5245718), (5322, 3790874), (5914, 3411402), (7692, 2622859), (8871, 2274268), (10644, 1895437), (11828, 1705701), (17742, 1137134), (35484, 568567)]