1720787536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113329}}^1$

素因数の和:113423

約数の個数: 40

約数和(自身を含む): 3639706280

約数和(自身を除く): 1918918744

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 7592, 15184, 113329, 226658, 453316, 906632, 1473277, 1813264, 2946554, 5893108, 8273017, 11786216, 16546034, 23572432, 33092068, 66184136, 107549221, 132368272, 215098442, 430196884, 860393768, 1720787536]

約数ペア:

[(1, 1720787536), (2, 860393768), (4, 430196884), (8, 215098442), (13, 132368272), (16, 107549221), (26, 66184136), (52, 33092068), (73, 23572432), (104, 16546034), (146, 11786216), (208, 8273017), (292, 5893108), (584, 2946554), (949, 1813264), (1168, 1473277), (1898, 906632), (3796, 453316), (7592, 226658), (15184, 113329)]