18402804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:829

約数の個数: 72

約数和(自身を含む): 53755520

約数和(自身を除く): 35352716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 709, 721, 927, 1236, 1418, 1442, 1854, 2127, 2163, 2836, 2884, 3708, 4254, 4326, 4963, 6381, 6489, 8508, 8652, 9926, 12762, 12978, 14889, 19852, 25524, 25956, 29778, 44667, 59556, 73027, 89334, 146054, 178668, 219081, 292108, 438162, 511189, 657243, 876324, 1022378, 1314486, 1533567, 2044756, 2628972, 3067134, 4600701, 6134268, 9201402, 18402804]

約数ペア:

[(1, 18402804), (2, 9201402), (3, 6134268), (4, 4600701), (6, 3067134), (7, 2628972), (9, 2044756), (12, 1533567), (14, 1314486), (18, 1022378), (21, 876324), (28, 657243), (36, 511189), (42, 438162), (63, 292108), (84, 219081), (103, 178668), (126, 146054), (206, 89334), (252, 73027), (309, 59556), (412, 44667), (618, 29778), (709, 25956), (721, 25524), (927, 19852), (1236, 14889), (1418, 12978), (1442, 12762), (1854, 9926), (2127, 8652), (2163, 8508), (2836, 6489), (2884, 6381), (3708, 4963), (4254, 4326)]