20026476

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 54918864

約数和(自身を除く): 34892388

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 761, 774, 1462, 1522, 1548, 2193, 2283, 2924, 3044, 4386, 4566, 6579, 6849, 8772, 9132, 12937, 13158, 13698, 25874, 26316, 27396, 32723, 38811, 51748, 65446, 77622, 98169, 116433, 130892, 155244, 196338, 232866, 294507, 392676, 465732, 556291, 589014, 1112582, 1178028, 1668873, 2225164, 3337746, 5006619, 6675492, 10013238, 20026476]

約数ペア:

[(1, 20026476), (2, 10013238), (3, 6675492), (4, 5006619), (6, 3337746), (9, 2225164), (12, 1668873), (17, 1178028), (18, 1112582), (34, 589014), (36, 556291), (43, 465732), (51, 392676), (68, 294507), (86, 232866), (102, 196338), (129, 155244), (153, 130892), (172, 116433), (204, 98169), (258, 77622), (306, 65446), (387, 51748), (516, 38811), (612, 32723), (731, 27396), (761, 26316), (774, 25874), (1462, 13698), (1522, 13158), (1548, 12937), (2193, 9132), (2283, 8772), (2924, 6849), (3044, 6579), (4386, 4566)]