19393311

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{54323}}^1$

素因数の和:54350

約数の個数: 16

約数和(自身を含む): 31290624

約数和(自身を除く): 11897313

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 54323, 162969, 380261, 923491, 1140783, 2770473, 6464437, 19393311]

約数ペア:

[(1, 19393311), (3, 6464437), (7, 2770473), (17, 1140783), (21, 923491), (51, 380261), (119, 162969), (357, 54323)]