18212019

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16363}}^1$

素因数の和:16426

約数の個数: 16

約数和(自身を含む): 28276992

約数和(自身を除く): 10064973

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 16363, 49089, 114541, 343623, 867239, 2601717, 6070673, 18212019]

約数ペア:

[(1, 18212019), (3, 6070673), (7, 2601717), (21, 867239), (53, 343623), (159, 114541), (371, 49089), (1113, 16363)]