2018668547

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{4079}}^1$

素因数の和:4227

約数の個数: 24

約数和(自身を含む): 2469542400

約数和(自身を除く): 450873853

約数列:

[1, 7, 19, 61, 133, 427, 1159, 3721, 4079, 8113, 26047, 28553, 70699, 77501, 248819, 494893, 542507, 1741733, 4727561, 15177959, 33092927, 106245713, 288381221, 2018668547]

約数ペア:

[(1, 2018668547), (7, 288381221), (19, 106245713), (61, 33092927), (133, 15177959), (427, 4727561), (1159, 1741733), (3721, 542507), (4079, 494893), (8113, 248819), (26047, 77501), (28553, 70699)]