18835971

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 31769088

約数和(自身を除く): 12933117

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1117, 1533, 2409, 3351, 5621, 7819, 12287, 16863, 23457, 36861, 81541, 86009, 244623, 258027, 570787, 896951, 1712361, 2690853, 6278657, 18835971]

約数ペア:

[(1, 18835971), (3, 6278657), (7, 2690853), (11, 1712361), (21, 896951), (33, 570787), (73, 258027), (77, 244623), (219, 86009), (231, 81541), (511, 36861), (803, 23457), (1117, 16863), (1533, 12287), (2409, 7819), (3351, 5621)]