20306216

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1039}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 43680000

約数和(自身を除く): 23373784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1039, 1396, 2078, 2443, 2792, 4156, 4886, 7273, 8312, 9772, 14546, 19544, 29092, 58184, 362611, 725222, 1450444, 2538277, 2900888, 5076554, 10153108, 20306216]

約数ペア:

[(1, 20306216), (2, 10153108), (4, 5076554), (7, 2900888), (8, 2538277), (14, 1450444), (28, 725222), (56, 362611), (349, 58184), (698, 29092), (1039, 19544), (1396, 14546), (2078, 9772), (2443, 8312), (2792, 7273), (4156, 4886)]