2158202878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{805901}}^1$

素因数の和:806019

約数の個数: 16

約数和(自身を含む): 3520179936

約数和(自身を除く): 1361977058

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 805901, 1611802, 10476713, 20953426, 83007803, 166015606, 1079101439, 2158202878]

約数ペア:

[(1, 2158202878), (2, 1079101439), (13, 166015606), (26, 83007803), (103, 20953426), (206, 10476713), (1339, 1611802), (2678, 805901)]