31447318

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16889}}^1$

素因数の和:16924

約数の個数: 24

約数和(自身を含む): 57763800

約数和(自身を除く): 26316482

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 16889, 33778, 118223, 236446, 320891, 641782, 827561, 1655122, 2246237, 4492474, 15723659, 31447318]

約数ペア:

[(1, 31447318), (2, 15723659), (7, 4492474), (14, 2246237), (19, 1655122), (38, 827561), (49, 641782), (98, 320891), (133, 236446), (266, 118223), (931, 33778), (1862, 16889)]