19654812

素因数分解:

$2^2\times 3^5\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 52417456

約数和(自身を除く): 32762644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 81, 108, 146, 162, 219, 243, 277, 292, 324, 438, 486, 554, 657, 831, 876, 972, 1108, 1314, 1662, 1971, 2493, 2628, 3324, 3942, 4986, 5913, 7479, 7884, 9972, 11826, 14958, 17739, 20221, 22437, 23652, 29916, 35478, 40442, 44874, 60663, 67311, 70956, 80884, 89748, 121326, 134622, 181989, 242652, 269244, 363978, 545967, 727956, 1091934, 1637901, 2183868, 3275802, 4913703, 6551604, 9827406, 19654812]

約数ペア:

[(1, 19654812), (2, 9827406), (3, 6551604), (4, 4913703), (6, 3275802), (9, 2183868), (12, 1637901), (18, 1091934), (27, 727956), (36, 545967), (54, 363978), (73, 269244), (81, 242652), (108, 181989), (146, 134622), (162, 121326), (219, 89748), (243, 80884), (277, 70956), (292, 67311), (324, 60663), (438, 44874), (486, 40442), (554, 35478), (657, 29916), (831, 23652), (876, 22437), (972, 20221), (1108, 17739), (1314, 14958), (1662, 11826), (1971, 9972), (2493, 7884), (2628, 7479), (3324, 5913), (3942, 4986)]