18200727

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2132

約数の個数: 32

約数和(自身を含む): 30067200

約数和(自身を除く): 11866473

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 969, 2087, 2907, 6261, 8721, 18783, 35479, 39653, 56349, 106437, 118959, 319311, 356877, 674101, 957933, 1070631, 2022303, 6066909, 18200727]

約数ペア:

[(1, 18200727), (3, 6066909), (9, 2022303), (17, 1070631), (19, 957933), (27, 674101), (51, 356877), (57, 319311), (153, 118959), (171, 106437), (323, 56349), (459, 39653), (513, 35479), (969, 18783), (2087, 8721), (2907, 6261)]