18606160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13681}}^1$

素因数の和:13711

約数の個数: 40

約数和(自身を含む): 45807336

約数和(自身を除く): 27201176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 13681, 27362, 54724, 68405, 109448, 136810, 218896, 232577, 273620, 465154, 547240, 930308, 1094480, 1162885, 1860616, 2325770, 3721232, 4651540, 9303080, 18606160]

約数ペア:

[(1, 18606160), (2, 9303080), (4, 4651540), (5, 3721232), (8, 2325770), (10, 1860616), (16, 1162885), (17, 1094480), (20, 930308), (34, 547240), (40, 465154), (68, 273620), (80, 232577), (85, 218896), (136, 136810), (170, 109448), (272, 68405), (340, 54724), (680, 27362), (1360, 13681)]