20373556

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17747}}^1$

素因数の和:17799

約数の個数: 24

約数和(自身を含む): 41743296

約数和(自身を除く): 21369740

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17747, 35494, 70988, 124229, 248458, 496916, 727627, 1455254, 2910508, 5093389, 10186778, 20373556]

約数ペア:

[(1, 20373556), (2, 10186778), (4, 5093389), (7, 2910508), (14, 1455254), (28, 727627), (41, 496916), (82, 248458), (164, 124229), (287, 70988), (574, 35494), (1148, 17747)]