206821528

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{499}}^1\times {\mathrm{503}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 393120000

約数和(自身を除く): 186298472

約数列:

[1, 2, 4, 8, 103, 206, 412, 499, 503, 824, 998, 1006, 1996, 2012, 3992, 4024, 51397, 51809, 102794, 103618, 205588, 207236, 250997, 411176, 414472, 501994, 1003988, 2007976, 25852691, 51705382, 103410764, 206821528]

約数ペア:

[(1, 206821528), (2, 103410764), (4, 51705382), (8, 25852691), (103, 2007976), (206, 1003988), (412, 501994), (499, 414472), (503, 411176), (824, 250997), (998, 207236), (1006, 205588), (1996, 103618), (2012, 102794), (3992, 51809), (4024, 51397)]