20345598

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12421}}^1$

素因数の和:12449

約数の個数: 48

約数和(自身を含む): 54259296

約数和(自身を除く): 33913698

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12421, 24842, 37263, 74526, 86947, 111789, 161473, 173894, 223578, 260841, 322946, 484419, 521682, 782523, 968838, 1130311, 1453257, 1565046, 2260622, 2906514, 3390933, 6781866, 10172799, 20345598]

約数ペア:

[(1, 20345598), (2, 10172799), (3, 6781866), (6, 3390933), (7, 2906514), (9, 2260622), (13, 1565046), (14, 1453257), (18, 1130311), (21, 968838), (26, 782523), (39, 521682), (42, 484419), (63, 322946), (78, 260841), (91, 223578), (117, 173894), (126, 161473), (182, 111789), (234, 86947), (273, 74526), (546, 37263), (819, 24842), (1638, 12421)]