20392812

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2239}}^1$

素因数の和:2283

約数の個数: 72

約数和(自身を含む): 58705920

約数和(自身を除く): 38313108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2239, 2277, 3036, 4478, 4554, 6717, 8956, 9108, 13434, 20151, 24629, 26868, 40302, 49258, 51497, 73887, 80604, 98516, 102994, 147774, 154491, 205988, 221661, 295548, 308982, 443322, 463473, 566467, 617964, 886644, 926946, 1132934, 1699401, 1853892, 2265868, 3398802, 5098203, 6797604, 10196406, 20392812]

約数ペア:

[(1, 20392812), (2, 10196406), (3, 6797604), (4, 5098203), (6, 3398802), (9, 2265868), (11, 1853892), (12, 1699401), (18, 1132934), (22, 926946), (23, 886644), (33, 617964), (36, 566467), (44, 463473), (46, 443322), (66, 308982), (69, 295548), (92, 221661), (99, 205988), (132, 154491), (138, 147774), (198, 102994), (207, 98516), (253, 80604), (276, 73887), (396, 51497), (414, 49258), (506, 40302), (759, 26868), (828, 24629), (1012, 20151), (1518, 13434), (2239, 9108), (2277, 8956), (3036, 6717), (4478, 4554)]