2018990138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{890993}}^1$

素因数の和:891109

約数の個数: 16

約数和(自身を含む): 3335881536

約数和(自身を除く): 1316891398

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 890993, 1781986, 9800923, 19601846, 91772279, 183544558, 1009495069, 2018990138]

約数ペア:

[(1, 2018990138), (2, 1009495069), (11, 183544558), (22, 91772279), (103, 19601846), (206, 9800923), (1133, 1781986), (2266, 890993)]