2009207816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{31667}}^1$

素因数の和:31794

約数の個数: 64

約数和(自身を含む): 4742599680

約数和(自身を除く): 2733391864

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 103, 154, 206, 308, 412, 616, 721, 824, 1133, 1442, 2266, 2884, 4532, 5768, 7931, 9064, 15862, 31667, 31724, 63334, 63448, 126668, 221669, 253336, 348337, 443338, 696674, 886676, 1393348, 1773352, 2438359, 2786696, 3261701, 4876718, 6523402, 9753436, 13046804, 19506872, 22831907, 26093608, 35878711, 45663814, 71757422, 91327628, 143514844, 182655256, 251150977, 287029688, 502301954, 1004603908, 2009207816]

約数ペア:

[(1, 2009207816), (2, 1004603908), (4, 502301954), (7, 287029688), (8, 251150977), (11, 182655256), (14, 143514844), (22, 91327628), (28, 71757422), (44, 45663814), (56, 35878711), (77, 26093608), (88, 22831907), (103, 19506872), (154, 13046804), (206, 9753436), (308, 6523402), (412, 4876718), (616, 3261701), (721, 2786696), (824, 2438359), (1133, 1773352), (1442, 1393348), (2266, 886676), (2884, 696674), (4532, 443338), (5768, 348337), (7931, 253336), (9064, 221669), (15862, 126668), (31667, 63448), (31724, 63334)]