11981784

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 31299840

約数和(自身を除く): 19318056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 103, 111, 131, 148, 206, 222, 262, 296, 309, 393, 412, 444, 524, 618, 786, 824, 888, 1048, 1236, 1572, 2472, 3144, 3811, 4847, 7622, 9694, 11433, 13493, 14541, 15244, 19388, 22866, 26986, 29082, 30488, 38776, 40479, 45732, 53972, 58164, 80958, 91464, 107944, 116328, 161916, 323832, 499241, 998482, 1497723, 1996964, 2995446, 3993928, 5990892, 11981784]

約数ペア:

[(1, 11981784), (2, 5990892), (3, 3993928), (4, 2995446), (6, 1996964), (8, 1497723), (12, 998482), (24, 499241), (37, 323832), (74, 161916), (103, 116328), (111, 107944), (131, 91464), (148, 80958), (206, 58164), (222, 53972), (262, 45732), (296, 40479), (309, 38776), (393, 30488), (412, 29082), (444, 26986), (524, 22866), (618, 19388), (786, 15244), (824, 14541), (888, 13493), (1048, 11433), (1236, 9694), (1572, 7622), (2472, 4847), (3144, 3811)]