18018812

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20759}}^1$

素因数の和:20801

約数の個数: 24

約数和(自身を含む): 37201920

約数和(自身を除く): 19183108

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 20759, 41518, 83036, 145313, 290626, 581252, 643529, 1287058, 2574116, 4504703, 9009406, 18018812]

約数ペア:

[(1, 18018812), (2, 9009406), (4, 4504703), (7, 2574116), (14, 1287058), (28, 643529), (31, 581252), (62, 290626), (124, 145313), (217, 83036), (434, 41518), (868, 20759)]