81192218

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{21067}}^1$

素因数の和:21157

約数の個数: 16

約数和(自身を含む): 127419264

約数和(自身を除く): 46227046

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 21067, 42134, 863747, 990149, 1727494, 1980298, 40596109, 81192218]

約数ペア:

[(1, 81192218), (2, 40596109), (41, 1980298), (47, 1727494), (82, 990149), (94, 863747), (1927, 42134), (3854, 21067)]