20205528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2856

約数の個数: 64

約数和(自身を含む): 59093760

約数和(自身を除く): 38888232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 2797, 3612, 5594, 7224, 8391, 11188, 16782, 19579, 22376, 33564, 39158, 58737, 67128, 78316, 117474, 120271, 156632, 234948, 240542, 360813, 469896, 481084, 721626, 841897, 962168, 1443252, 1683794, 2525691, 2886504, 3367588, 5051382, 6735176, 10102764, 20205528]

約数ペア:

[(1, 20205528), (2, 10102764), (3, 6735176), (4, 5051382), (6, 3367588), (7, 2886504), (8, 2525691), (12, 1683794), (14, 1443252), (21, 962168), (24, 841897), (28, 721626), (42, 481084), (43, 469896), (56, 360813), (84, 240542), (86, 234948), (129, 156632), (168, 120271), (172, 117474), (258, 78316), (301, 67128), (344, 58737), (516, 39158), (602, 33564), (903, 22376), (1032, 19579), (1204, 16782), (1806, 11188), (2408, 8391), (2797, 7224), (3612, 5594)]