18791674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7559}}^1$

素因数の和:7685

約数の個数: 16

約数和(自身を含む): 31026240

約数和(自身を除く): 12234566

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 7559, 15118, 83149, 166298, 854167, 1708334, 9395837, 18791674]

約数ペア:

[(1, 18791674), (2, 9395837), (11, 1708334), (22, 854167), (113, 166298), (226, 83149), (1243, 15118), (2486, 7559)]