31880052

素因数分解:

$2^2\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1999}}^1$

素因数の和:2452

約数の個数: 36

約数和(自身を含む): 80808000

約数和(自身を除く): 48927948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 443, 886, 1329, 1772, 1999, 2658, 3987, 3998, 5316, 5997, 7974, 7996, 11994, 15948, 17991, 23988, 35982, 71964, 885557, 1771114, 2656671, 3542228, 5313342, 7970013, 10626684, 15940026, 31880052]

約数ペア:

[(1, 31880052), (2, 15940026), (3, 10626684), (4, 7970013), (6, 5313342), (9, 3542228), (12, 2656671), (18, 1771114), (36, 885557), (443, 71964), (886, 35982), (1329, 23988), (1772, 17991), (1999, 15948), (2658, 11994), (3987, 7996), (3998, 7974), (5316, 5997)]