18084976

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12421}}^1$

素因数の和:12449

約数の個数: 40

約数和(自身を含む): 43129184

約数和(自身を除く): 25044208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12421, 24842, 49684, 86947, 99368, 161473, 173894, 198736, 322946, 347788, 645892, 695576, 1130311, 1291784, 1391152, 2260622, 2583568, 4521244, 9042488, 18084976]

約数ペア:

[(1, 18084976), (2, 9042488), (4, 4521244), (7, 2583568), (8, 2260622), (13, 1391152), (14, 1291784), (16, 1130311), (26, 695576), (28, 645892), (52, 347788), (56, 322946), (91, 198736), (104, 173894), (112, 161473), (182, 99368), (208, 86947), (364, 49684), (728, 24842), (1456, 12421)]