20671487998

素因数分解:

$2^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{2088451}}^1$

素因数の和:2088568

約数の個数: 24

約数和(自身を含む): 36426779784

約数和(自身を除く): 15755291786

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 707, 1414, 4949, 9898, 2088451, 4176902, 14619157, 29238314, 102334099, 204668198, 210933551, 421867102, 1476534857, 2953069714, 10335743999, 20671487998]

約数ペア:

[(1, 20671487998), (2, 10335743999), (7, 2953069714), (14, 1476534857), (49, 421867102), (98, 210933551), (101, 204668198), (202, 102334099), (707, 29238314), (1414, 14619157), (4949, 4176902), (9898, 2088451)]