20615946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2339}}^1$

素因数の和:2470

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 24199734

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2339, 2938, 4407, 4678, 7017, 8814, 14034, 30407, 60814, 91221, 182442, 264307, 528614, 792921, 1585842, 3435991, 6871982, 10307973, 20615946]

約数ペア:

[(1, 20615946), (2, 10307973), (3, 6871982), (6, 3435991), (13, 1585842), (26, 792921), (39, 528614), (78, 264307), (113, 182442), (226, 91221), (339, 60814), (678, 30407), (1469, 14034), (2339, 8814), (2938, 7017), (4407, 4678)]