19497675

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 34283520

約数和(自身を除く): 14785845

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 89, 115, 127, 267, 345, 381, 445, 575, 635, 1335, 1725, 1905, 2047, 2225, 2921, 3175, 6141, 6675, 8763, 9525, 10235, 11303, 14605, 30705, 33909, 43815, 51175, 56515, 73025, 153525, 169545, 219075, 259969, 282575, 779907, 847725, 1299845, 3899535, 6499225, 19497675]

約数ペア:

[(1, 19497675), (3, 6499225), (5, 3899535), (15, 1299845), (23, 847725), (25, 779907), (69, 282575), (75, 259969), (89, 219075), (115, 169545), (127, 153525), (267, 73025), (345, 56515), (381, 51175), (445, 43815), (575, 33909), (635, 30705), (1335, 14605), (1725, 11303), (1905, 10235), (2047, 9525), (2225, 8763), (2921, 6675), (3175, 6141)]