2018132440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1363603}}^1$

素因数の和:1363651

約数の個数: 32

約数和(自身を含む): 4663525680

約数和(自身を除く): 2645393240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1363603, 2727206, 5454412, 6818015, 10908824, 13636030, 27272060, 50453311, 54544120, 100906622, 201813244, 252266555, 403626488, 504533110, 1009066220, 2018132440]

約数ペア:

[(1, 2018132440), (2, 1009066220), (4, 504533110), (5, 403626488), (8, 252266555), (10, 201813244), (20, 100906622), (37, 54544120), (40, 50453311), (74, 27272060), (148, 13636030), (185, 10908824), (296, 6818015), (370, 5454412), (740, 2727206), (1480, 1363603)]