20504290

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{367}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 38260224

約数和(自身を除く): 17755934

約数列:

[1, 2, 5, 10, 37, 74, 151, 185, 302, 367, 370, 734, 755, 1510, 1835, 3670, 5587, 11174, 13579, 27158, 27935, 55417, 55870, 67895, 110834, 135790, 277085, 554170, 2050429, 4100858, 10252145, 20504290]

約数ペア:

[(1, 20504290), (2, 10252145), (5, 4100858), (10, 2050429), (37, 554170), (74, 277085), (151, 135790), (185, 110834), (302, 67895), (367, 55870), (370, 55417), (734, 27935), (755, 27158), (1510, 13579), (1835, 11174), (3670, 5587)]