18917103

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4201}}^1$

素因数の和:4302

約数の個数: 16

約数和(自身を含む): 26892800

約数和(自身を除く): 7975697

約数列:

[1, 3, 19, 57, 79, 237, 1501, 4201, 4503, 12603, 79819, 239457, 331879, 995637, 6305701, 18917103]

約数ペア:

[(1, 18917103), (3, 6305701), (19, 995637), (57, 331879), (79, 239457), (237, 79819), (1501, 12603), (4201, 4503)]