2000878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{883}}^1$

素因数の和:999

約数の個数: 16

約数和(自身を含む): 3309696

約数和(自身を除く): 1308818

約数列:

[1, 2, 11, 22, 103, 206, 883, 1133, 1766, 2266, 9713, 19426, 90949, 181898, 1000439, 2000878]

約数ペア:

[(1, 2000878), (2, 1000439), (11, 181898), (22, 90949), (103, 19426), (206, 9713), (883, 2266), (1133, 1766)]