17972676

素因数分解:

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

素因数の和:281

約数の個数: 72

約数和(自身を含む): 47471424

約数和(自身を除く): 29498748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 103, 111, 131, 148, 206, 222, 262, 309, 333, 393, 412, 444, 524, 618, 666, 786, 927, 1179, 1236, 1332, 1572, 1854, 2358, 3708, 3811, 4716, 4847, 7622, 9694, 11433, 13493, 14541, 15244, 19388, 22866, 26986, 29082, 34299, 40479, 43623, 45732, 53972, 58164, 68598, 80958, 87246, 121437, 137196, 161916, 174492, 242874, 485748, 499241, 998482, 1497723, 1996964, 2995446, 4493169, 5990892, 8986338, 17972676]

約数ペア:

[(1, 17972676), (2, 8986338), (3, 5990892), (4, 4493169), (6, 2995446), (9, 1996964), (12, 1497723), (18, 998482), (36, 499241), (37, 485748), (74, 242874), (103, 174492), (111, 161916), (131, 137196), (148, 121437), (206, 87246), (222, 80958), (262, 68598), (309, 58164), (333, 53972), (393, 45732), (412, 43623), (444, 40479), (524, 34299), (618, 29082), (666, 26986), (786, 22866), (927, 19388), (1179, 15244), (1236, 14541), (1332, 13493), (1572, 11433), (1854, 9694), (2358, 7622), (3708, 4847), (3811, 4716)]