20516004

素因数分解:

$2^2\times 3^5\times {\mathrm{21107}}^1$

素因数の和:21126

約数の個数: 36

約数和(自身を含む): 53783184

約数和(自身を除く): 33267180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21107, 42214, 63321, 84428, 126642, 189963, 253284, 379926, 569889, 759852, 1139778, 1709667, 2279556, 3419334, 5129001, 6838668, 10258002, 20516004]

約数ペア:

[(1, 20516004), (2, 10258002), (3, 6838668), (4, 5129001), (6, 3419334), (9, 2279556), (12, 1709667), (18, 1139778), (27, 759852), (36, 569889), (54, 379926), (81, 253284), (108, 189963), (162, 126642), (243, 84428), (324, 63321), (486, 42214), (972, 21107)]