28864154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 50112000

約数和(自身を除く): 21247846

約数列:

[1, 2, 11, 19, 22, 38, 199, 209, 347, 398, 418, 694, 2189, 3781, 3817, 4378, 6593, 7562, 7634, 13186, 41591, 69053, 72523, 83182, 138106, 145046, 759583, 1312007, 1519166, 2624014, 14432077, 28864154]

約数ペア:

[(1, 28864154), (2, 14432077), (11, 2624014), (19, 1519166), (22, 1312007), (38, 759583), (199, 145046), (209, 138106), (347, 83182), (398, 72523), (418, 69053), (694, 41591), (2189, 13186), (3781, 7634), (3817, 7562), (4378, 6593)]