19958985204

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{142609}}^1$

素因数の和:142832

約数の個数: 48

約数和(自身を含む): 47437790400

約数和(自身を除く): 27478805196

約数列:

[1, 2, 3, 4, 6, 12, 107, 109, 214, 218, 321, 327, 428, 436, 642, 654, 1284, 1308, 11663, 23326, 34989, 46652, 69978, 139956, 142609, 285218, 427827, 570436, 855654, 1711308, 15259163, 15544381, 30518326, 31088762, 45777489, 46633143, 61036652, 62177524, 91554978, 93266286, 183109956, 186532572, 1663248767, 3326497534, 4989746301, 6652995068, 9979492602, 19958985204]

約数ペア:

[(1, 19958985204), (2, 9979492602), (3, 6652995068), (4, 4989746301), (6, 3326497534), (12, 1663248767), (107, 186532572), (109, 183109956), (214, 93266286), (218, 91554978), (321, 62177524), (327, 61036652), (428, 46633143), (436, 45777489), (642, 31088762), (654, 30518326), (1284, 15544381), (1308, 15259163), (11663, 1711308), (23326, 855654), (34989, 570436), (46652, 427827), (69978, 285218), (139956, 142609)]