19453098

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 45702144

約数和(自身を除く): 26249046

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 127, 147, 254, 294, 381, 521, 762, 889, 1042, 1563, 1778, 2667, 3126, 3647, 5334, 6223, 7294, 10941, 12446, 18669, 21882, 25529, 37338, 51058, 66167, 76587, 132334, 153174, 198501, 397002, 463169, 926338, 1389507, 2779014, 3242183, 6484366, 9726549, 19453098]

約数ペア:

[(1, 19453098), (2, 9726549), (3, 6484366), (6, 3242183), (7, 2779014), (14, 1389507), (21, 926338), (42, 463169), (49, 397002), (98, 198501), (127, 153174), (147, 132334), (254, 76587), (294, 66167), (381, 51058), (521, 37338), (762, 25529), (889, 21882), (1042, 18669), (1563, 12446), (1778, 10941), (2667, 7294), (3126, 6223), (3647, 5334)]