20067901

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1489

約数の個数: 16

約数和(自身を含む): 23990400

約数和(自身を除く): 3922499

約数列:

[1, 7, 41, 49, 287, 343, 1427, 2009, 9989, 14063, 58507, 69923, 409549, 489461, 2866843, 20067901]

約数ペア:

[(1, 20067901), (7, 2866843), (41, 489461), (49, 409549), (287, 69923), (343, 58507), (1427, 14063), (2009, 9989)]