31831428

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{20249}}^1$

素因数の和:20387

約数の個数: 24

約数和(自身を含む): 74844000

約数和(自身を除く): 43012572

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 20249, 40498, 60747, 80996, 121494, 242988, 2652619, 5305238, 7957857, 10610476, 15915714, 31831428]

約数ペア:

[(1, 31831428), (2, 15915714), (3, 10610476), (4, 7957857), (6, 5305238), (12, 2652619), (131, 242988), (262, 121494), (393, 80996), (524, 60747), (786, 40498), (1572, 20249)]