20646552

素因数分解:

$2^3\times 3^1\times {\mathrm{263}}^1\times {\mathrm{3271}}^1$

素因数の和:3543

約数の個数: 32

約数和(自身を含む): 51828480

約数和(自身を除く): 31181928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 263, 526, 789, 1052, 1578, 2104, 3156, 3271, 6312, 6542, 9813, 13084, 19626, 26168, 39252, 78504, 860273, 1720546, 2580819, 3441092, 5161638, 6882184, 10323276, 20646552]

約数ペア:

[(1, 20646552), (2, 10323276), (3, 6882184), (4, 5161638), (6, 3441092), (8, 2580819), (12, 1720546), (24, 860273), (263, 78504), (526, 39252), (789, 26168), (1052, 19626), (1578, 13084), (2104, 9813), (3156, 6542), (3271, 6312)]