19419732

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 51367680

約数和(自身を除く): 31947948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 59, 82, 118, 123, 164, 177, 223, 236, 246, 354, 369, 446, 492, 531, 669, 708, 738, 892, 1062, 1338, 1476, 2007, 2124, 2419, 2676, 4014, 4838, 7257, 8028, 9143, 9676, 13157, 14514, 18286, 21771, 26314, 27429, 29028, 36572, 39471, 43542, 52628, 54858, 78942, 82287, 87084, 109716, 118413, 157884, 164574, 236826, 329148, 473652, 539437, 1078874, 1618311, 2157748, 3236622, 4854933, 6473244, 9709866, 19419732]

約数ペア:

[(1, 19419732), (2, 9709866), (3, 6473244), (4, 4854933), (6, 3236622), (9, 2157748), (12, 1618311), (18, 1078874), (36, 539437), (41, 473652), (59, 329148), (82, 236826), (118, 164574), (123, 157884), (164, 118413), (177, 109716), (223, 87084), (236, 82287), (246, 78942), (354, 54858), (369, 52628), (446, 43542), (492, 39471), (531, 36572), (669, 29028), (708, 27429), (738, 26314), (892, 21771), (1062, 18286), (1338, 14514), (1476, 13157), (2007, 9676), (2124, 9143), (2419, 8028), (2676, 7257), (4014, 4838)]