19938254

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{49109}}^1$

素因数の和:49147

約数の個数: 16

約数和(自身を含む): 35359200

約数和(自身を除く): 15420946

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 49109, 98218, 343763, 687526, 1424161, 2848322, 9969127, 19938254]

約数ペア:

[(1, 19938254), (2, 9969127), (7, 2848322), (14, 1424161), (29, 687526), (58, 343763), (203, 98218), (406, 49109)]