18274984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1931}}^1$

素因数の和:1970

約数の個数: 48

約数和(自身を含む): 42426720

約数和(自身を除く): 24151736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 1931, 2366, 3862, 4732, 7724, 9464, 13517, 15448, 25103, 27034, 50206, 54068, 100412, 108136, 175721, 200824, 326339, 351442, 652678, 702884, 1305356, 1405768, 2284373, 2610712, 4568746, 9137492, 18274984]

約数ペア:

[(1, 18274984), (2, 9137492), (4, 4568746), (7, 2610712), (8, 2284373), (13, 1405768), (14, 1305356), (26, 702884), (28, 652678), (52, 351442), (56, 326339), (91, 200824), (104, 175721), (169, 108136), (182, 100412), (338, 54068), (364, 50206), (676, 27034), (728, 25103), (1183, 15448), (1352, 13517), (1931, 9464), (2366, 7724), (3862, 4732)]