2018077616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{53377}}^1$

素因数の和:53541

約数の個数: 40

約数和(自身を含む): 4169889360

約数和(自身を除く): 2151811744

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 139, 272, 278, 556, 1112, 2224, 2363, 4726, 9452, 18904, 37808, 53377, 106754, 213508, 427016, 854032, 907409, 1814818, 3629636, 7259272, 7419403, 14518544, 14838806, 29677612, 59355224, 118710448, 126129851, 252259702, 504519404, 1009038808, 2018077616]

約数ペア:

[(1, 2018077616), (2, 1009038808), (4, 504519404), (8, 252259702), (16, 126129851), (17, 118710448), (34, 59355224), (68, 29677612), (136, 14838806), (139, 14518544), (272, 7419403), (278, 7259272), (556, 3629636), (1112, 1814818), (2224, 907409), (2363, 854032), (4726, 427016), (9452, 213508), (18904, 106754), (37808, 53377)]