20542626

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{2251}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 49453920

約数和(自身を除く): 28911294

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 2251, 3042, 4502, 4563, 6753, 9126, 13506, 20259, 29263, 40518, 58526, 60777, 87789, 121554, 175578, 263367, 380419, 526734, 760838, 790101, 1141257, 1580202, 2282514, 3423771, 6847542, 10271313, 20542626]

約数ペア:

[(1, 20542626), (2, 10271313), (3, 6847542), (6, 3423771), (9, 2282514), (13, 1580202), (18, 1141257), (26, 790101), (27, 760838), (39, 526734), (54, 380419), (78, 263367), (117, 175578), (169, 121554), (234, 87789), (338, 60777), (351, 58526), (507, 40518), (702, 29263), (1014, 20259), (1521, 13506), (2251, 9126), (3042, 6753), (4502, 4563)]