28638418

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{4919}}^1$

素因数の和:5033

約数の個数: 16

約数和(自身を含む): 44634240

約数和(自身を除く): 15995822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 4919, 5822, 9838, 201679, 349249, 403358, 698498, 14319209, 28638418]

約数ペア:

[(1, 28638418), (2, 14319209), (41, 698498), (71, 403358), (82, 349249), (142, 201679), (2911, 9838), (4919, 5822)]