18676866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 41056416

約数和(自身を除く): 22379550

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 163, 169, 226, 326, 338, 339, 489, 507, 678, 978, 1014, 1469, 2119, 2938, 4238, 4407, 6357, 8814, 12714, 18419, 19097, 27547, 36838, 38194, 55094, 55257, 57291, 82641, 110514, 114582, 165282, 239447, 478894, 718341, 1436682, 3112811, 6225622, 9338433, 18676866]

約数ペア:

[(1, 18676866), (2, 9338433), (3, 6225622), (6, 3112811), (13, 1436682), (26, 718341), (39, 478894), (78, 239447), (113, 165282), (163, 114582), (169, 110514), (226, 82641), (326, 57291), (338, 55257), (339, 55094), (489, 38194), (507, 36838), (678, 27547), (978, 19097), (1014, 18419), (1469, 12714), (2119, 8814), (2938, 6357), (4238, 4407)]