1999992016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{11363591}}^1$

素因数の和:11363610

約数の個数: 20

約数和(自身を含む): 4227256224

約数和(自身を除く): 2227264208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 11363591, 22727182, 45454364, 90908728, 124999501, 181817456, 249999002, 499998004, 999996008, 1999992016]

約数ペア:

[(1, 1999992016), (2, 999996008), (4, 499998004), (8, 249999002), (11, 181817456), (16, 124999501), (22, 90908728), (44, 45454364), (88, 22727182), (176, 11363591)]