19315359

素因数分解:

$3^2\times 7^3\times {\mathrm{6257}}^1$

素因数の和:6284

約数の個数: 24

約数和(自身を含む): 32541600

約数和(自身を除く): 13226241

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6257, 18771, 43799, 56313, 131397, 306593, 394191, 919779, 2146151, 2759337, 6438453, 19315359]

約数ペア:

[(1, 19315359), (3, 6438453), (7, 2759337), (9, 2146151), (21, 919779), (49, 394191), (63, 306593), (147, 131397), (343, 56313), (441, 43799), (1029, 18771), (3087, 6257)]