19443592

素因数分解:

$2^3\times 7^2\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 42794460

約数和(自身を除く): 23350868

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 193, 196, 257, 386, 392, 514, 772, 1028, 1351, 1544, 1799, 2056, 2702, 3598, 5404, 7196, 9457, 10808, 12593, 14392, 18914, 25186, 37828, 49601, 50372, 75656, 99202, 100744, 198404, 347207, 396808, 694414, 1388828, 2430449, 2777656, 4860898, 9721796, 19443592]

約数ペア:

[(1, 19443592), (2, 9721796), (4, 4860898), (7, 2777656), (8, 2430449), (14, 1388828), (28, 694414), (49, 396808), (56, 347207), (98, 198404), (193, 100744), (196, 99202), (257, 75656), (386, 50372), (392, 49601), (514, 37828), (772, 25186), (1028, 18914), (1351, 14392), (1544, 12593), (1799, 10808), (2056, 9457), (2702, 7196), (3598, 5404)]