19785167

素因数分解:

${\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:278

約数の個数: 16

約数和(自身を含む): 21046272

約数和(自身を除く): 1261105

約数列:

[1, 47, 61, 67, 103, 2867, 3149, 4087, 4841, 6283, 6901, 192089, 295301, 324347, 420961, 19785167]

約数ペア:

[(1, 19785167), (47, 420961), (61, 324347), (67, 295301), (103, 192089), (2867, 6901), (3149, 6283), (4087, 4841)]