18636453

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 30412800

約数和(自身を除く): 11776347

約数列:

[1, 3, 9, 11, 27, 33, 99, 131, 297, 393, 479, 1179, 1437, 1441, 3537, 4311, 4323, 5269, 12933, 12969, 15807, 38907, 47421, 62749, 142263, 188247, 564741, 690239, 1694223, 2070717, 6212151, 18636453]

約数ペア:

[(1, 18636453), (3, 6212151), (9, 2070717), (11, 1694223), (27, 690239), (33, 564741), (99, 188247), (131, 142263), (297, 62749), (393, 47421), (479, 38907), (1179, 15807), (1437, 12969), (1441, 12933), (3537, 5269), (4311, 4323)]