20159538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5783}}^1$

素因数の和:5878

約数の個数: 32

約数和(自身を含む): 46642176

約数和(自身を除く): 26482638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 249, 498, 581, 1162, 1743, 3486, 5783, 11566, 17349, 34698, 40481, 80962, 121443, 242886, 479989, 959978, 1439967, 2879934, 3359923, 6719846, 10079769, 20159538]

約数ペア:

[(1, 20159538), (2, 10079769), (3, 6719846), (6, 3359923), (7, 2879934), (14, 1439967), (21, 959978), (42, 479989), (83, 242886), (166, 121443), (249, 80962), (498, 40481), (581, 34698), (1162, 17349), (1743, 11566), (3486, 5783)]