18680379

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{5237}}^1$

素因数の和:5310

約数の個数: 16

約数和(自身を含む): 26399520

約数和(自身を除く): 7719141

約数列:

[1, 3, 29, 41, 87, 123, 1189, 3567, 5237, 15711, 151873, 214717, 455619, 644151, 6226793, 18680379]

約数ペア:

[(1, 18680379), (3, 6226793), (29, 644151), (41, 455619), (87, 214717), (123, 151873), (1189, 15711), (3567, 5237)]