20028848

素因数分解:

$2^4\times 7^2\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:514

約数の個数: 60

約数和(自身を含む): 46012680

約数和(自身を除く): 25983832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 59, 98, 112, 118, 196, 236, 392, 413, 433, 472, 784, 826, 866, 944, 1652, 1732, 2891, 3031, 3304, 3464, 5782, 6062, 6608, 6928, 11564, 12124, 21217, 23128, 24248, 25547, 42434, 46256, 48496, 51094, 84868, 102188, 169736, 178829, 204376, 339472, 357658, 408752, 715316, 1251803, 1430632, 2503606, 2861264, 5007212, 10014424, 20028848]

約数ペア:

[(1, 20028848), (2, 10014424), (4, 5007212), (7, 2861264), (8, 2503606), (14, 1430632), (16, 1251803), (28, 715316), (49, 408752), (56, 357658), (59, 339472), (98, 204376), (112, 178829), (118, 169736), (196, 102188), (236, 84868), (392, 51094), (413, 48496), (433, 46256), (472, 42434), (784, 25547), (826, 24248), (866, 23128), (944, 21217), (1652, 12124), (1732, 11564), (2891, 6928), (3031, 6608), (3304, 6062), (3464, 5782)]