20526484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{1039}}^1$

素因数の和:1503

約数の個数: 24

約数和(自身を含む): 39312000

約数和(自身を除く): 18785516

約数列:

[1, 2, 4, 11, 22, 44, 449, 898, 1039, 1796, 2078, 4156, 4939, 9878, 11429, 19756, 22858, 45716, 466511, 933022, 1866044, 5131621, 10263242, 20526484]

約数ペア:

[(1, 20526484), (2, 10263242), (4, 5131621), (11, 1866044), (22, 933022), (44, 466511), (449, 45716), (898, 22858), (1039, 19756), (1796, 11429), (2078, 9878), (4156, 4939)]