20269242

素因数分解:

$2^1\times 3^2\times 7^5\times {\mathrm{67}}^1$

素因数の和:110

約数の個数: 72

約数和(自身を含む): 52000416

約数和(自身を除く): 31731174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 67, 98, 126, 134, 147, 201, 294, 343, 402, 441, 469, 603, 686, 882, 938, 1029, 1206, 1407, 2058, 2401, 2814, 3087, 3283, 4221, 4802, 6174, 6566, 7203, 8442, 9849, 14406, 16807, 19698, 21609, 22981, 29547, 33614, 43218, 45962, 50421, 59094, 68943, 100842, 137886, 151263, 160867, 206829, 302526, 321734, 413658, 482601, 965202, 1126069, 1447803, 2252138, 2895606, 3378207, 6756414, 10134621, 20269242]

約数ペア:

[(1, 20269242), (2, 10134621), (3, 6756414), (6, 3378207), (7, 2895606), (9, 2252138), (14, 1447803), (18, 1126069), (21, 965202), (42, 482601), (49, 413658), (63, 321734), (67, 302526), (98, 206829), (126, 160867), (134, 151263), (147, 137886), (201, 100842), (294, 68943), (343, 59094), (402, 50421), (441, 45962), (469, 43218), (603, 33614), (686, 29547), (882, 22981), (938, 21609), (1029, 19698), (1206, 16807), (1407, 14406), (2058, 9849), (2401, 8442), (2814, 7203), (3087, 6566), (3283, 6174), (4221, 4802)]