18996012

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{25127}}^1$

素因数の和:25147

約数の個数: 48

約数和(自身を含む): 56286720

約数和(自身を除く): 37290708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 25127, 50254, 75381, 100508, 150762, 175889, 226143, 301524, 351778, 452286, 527667, 678429, 703556, 904572, 1055334, 1356858, 1583001, 2110668, 2713716, 3166002, 4749003, 6332004, 9498006, 18996012]

約数ペア:

[(1, 18996012), (2, 9498006), (3, 6332004), (4, 4749003), (6, 3166002), (7, 2713716), (9, 2110668), (12, 1583001), (14, 1356858), (18, 1055334), (21, 904572), (27, 703556), (28, 678429), (36, 527667), (42, 452286), (54, 351778), (63, 301524), (84, 226143), (108, 175889), (126, 150762), (189, 100508), (252, 75381), (378, 50254), (756, 25127)]