19178996872

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18025373}}^1$

素因数の和:18025405

約数の個数: 32

約数和(自身を含む): 43260897600

約数和(自身を除く): 24081900728

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18025373, 36050746, 72101492, 126177611, 144202984, 252355222, 342482087, 504710444, 684964174, 1009420888, 1369928348, 2397374609, 2739856696, 4794749218, 9589498436, 19178996872]

約数ペア:

[(1, 19178996872), (2, 9589498436), (4, 4794749218), (7, 2739856696), (8, 2397374609), (14, 1369928348), (19, 1009420888), (28, 684964174), (38, 504710444), (56, 342482087), (76, 252355222), (133, 144202984), (152, 126177611), (266, 72101492), (532, 36050746), (1064, 18025373)]