19348839

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 30555096

約数和(自身を除く): 11206257

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 173, 289, 387, 519, 731, 867, 1557, 2193, 2601, 2941, 6579, 7439, 8823, 12427, 22317, 26469, 37281, 49997, 66951, 111843, 126463, 149991, 379389, 449973, 1138167, 2149871, 6449613, 19348839]

約数ペア:

[(1, 19348839), (3, 6449613), (9, 2149871), (17, 1138167), (43, 449973), (51, 379389), (129, 149991), (153, 126463), (173, 111843), (289, 66951), (387, 49997), (519, 37281), (731, 26469), (867, 22317), (1557, 12427), (2193, 8823), (2601, 7439), (2941, 6579)]