18971496

素因数分解:

$2^3\times 3^6\times {\mathrm{3253}}^1$

素因数の和:3277

約数の個数: 56

約数和(自身を含む): 53349330

約数和(自身を除く): 34377834

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 3253, 5832, 6506, 9759, 13012, 19518, 26024, 29277, 39036, 58554, 78072, 87831, 117108, 175662, 234216, 263493, 351324, 526986, 702648, 790479, 1053972, 1580958, 2107944, 2371437, 3161916, 4742874, 6323832, 9485748, 18971496]

約数ペア:

[(1, 18971496), (2, 9485748), (3, 6323832), (4, 4742874), (6, 3161916), (8, 2371437), (9, 2107944), (12, 1580958), (18, 1053972), (24, 790479), (27, 702648), (36, 526986), (54, 351324), (72, 263493), (81, 234216), (108, 175662), (162, 117108), (216, 87831), (243, 78072), (324, 58554), (486, 39036), (648, 29277), (729, 26024), (972, 19518), (1458, 13012), (1944, 9759), (2916, 6506), (3253, 5832)]