18154928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3557}}^1$

素因数の和:3605

約数の個数: 40

約数和(自身を含む): 39707280

約数和(自身を除く): 21552352

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 2552, 3557, 5104, 7114, 14228, 28456, 39127, 56912, 78254, 103153, 156508, 206306, 313016, 412612, 626032, 825224, 1134683, 1650448, 2269366, 4538732, 9077464, 18154928]

約数ペア:

[(1, 18154928), (2, 9077464), (4, 4538732), (8, 2269366), (11, 1650448), (16, 1134683), (22, 825224), (29, 626032), (44, 412612), (58, 313016), (88, 206306), (116, 156508), (176, 103153), (232, 78254), (319, 56912), (464, 39127), (638, 28456), (1276, 14228), (2552, 7114), (3557, 5104)]