2019916808

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{396373}}^1$

素因数の和:396406

約数の個数: 48

約数和(自身を含む): 4744596780

約数和(自身を除く): 2724679972

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 396373, 792746, 1585492, 2774611, 3170984, 5152849, 5549222, 10305698, 11098444, 19422277, 20611396, 22196888, 36069943, 38844554, 41222792, 72139886, 77689108, 144279772, 155378216, 252489601, 288559544, 504979202, 1009958404, 2019916808]

約数ペア:

[(1, 2019916808), (2, 1009958404), (4, 504979202), (7, 288559544), (8, 252489601), (13, 155378216), (14, 144279772), (26, 77689108), (28, 72139886), (49, 41222792), (52, 38844554), (56, 36069943), (91, 22196888), (98, 20611396), (104, 19422277), (182, 11098444), (196, 10305698), (364, 5549222), (392, 5152849), (637, 3170984), (728, 2774611), (1274, 1585492), (2548, 792746), (5096, 396373)]