20982090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2113}}^1$

素因数の和:2454

約数の個数: 32

約数和(自身を含む): 50533056

約数和(自身を除く): 29550966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 331, 662, 993, 1655, 1986, 2113, 3310, 4226, 4965, 6339, 9930, 10565, 12678, 21130, 31695, 63390, 699403, 1398806, 2098209, 3497015, 4196418, 6994030, 10491045, 20982090]

約数ペア:

[(1, 20982090), (2, 10491045), (3, 6994030), (5, 4196418), (6, 3497015), (10, 2098209), (15, 1398806), (30, 699403), (331, 63390), (662, 31695), (993, 21130), (1655, 12678), (1986, 10565), (2113, 9930), (3310, 6339), (4226, 4965)]