18116588

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 38083584

約数和(自身を除く): 19966996

約数列:

[1, 2, 4, 7, 14, 28, 41, 43, 82, 86, 164, 172, 287, 301, 367, 574, 602, 734, 1148, 1204, 1468, 1763, 2569, 3526, 5138, 7052, 10276, 12341, 15047, 15781, 24682, 30094, 31562, 49364, 60188, 63124, 105329, 110467, 210658, 220934, 421316, 441868, 647021, 1294042, 2588084, 4529147, 9058294, 18116588]

約数ペア:

[(1, 18116588), (2, 9058294), (4, 4529147), (7, 2588084), (14, 1294042), (28, 647021), (41, 441868), (43, 421316), (82, 220934), (86, 210658), (164, 110467), (172, 105329), (287, 63124), (301, 60188), (367, 49364), (574, 31562), (602, 30094), (734, 24682), (1148, 15781), (1204, 15047), (1468, 12341), (1763, 10276), (2569, 7052), (3526, 5138)]