291238672

素因数分解:

$2^4\times {\mathrm{1619}}^1\times {\mathrm{11243}}^1$

素因数の和:12870

約数の個数: 20

約数和(自身を含む): 564673680

約数和(自身を除く): 273435008

約数列:

[1, 2, 4, 8, 16, 1619, 3238, 6476, 11243, 12952, 22486, 25904, 44972, 89944, 179888, 18202417, 36404834, 72809668, 145619336, 291238672]

約数ペア:

[(1, 291238672), (2, 145619336), (4, 72809668), (8, 36404834), (16, 18202417), (1619, 179888), (3238, 89944), (6476, 44972), (11243, 25904), (12952, 22486)]