20186568

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1549}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 55009500

約数和(自身を除く): 34822932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1448, 1549, 1629, 2172, 3098, 3258, 4344, 4647, 6196, 6516, 9294, 12392, 13032, 13941, 18588, 27882, 37176, 55764, 111528, 280369, 560738, 841107, 1121476, 1682214, 2242952, 2523321, 3364428, 5046642, 6728856, 10093284, 20186568]

約数ペア:

[(1, 20186568), (2, 10093284), (3, 6728856), (4, 5046642), (6, 3364428), (8, 2523321), (9, 2242952), (12, 1682214), (18, 1121476), (24, 841107), (36, 560738), (72, 280369), (181, 111528), (362, 55764), (543, 37176), (724, 27882), (1086, 18588), (1448, 13941), (1549, 13032), (1629, 12392), (2172, 9294), (3098, 6516), (3258, 6196), (4344, 4647)]