19930953

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{55829}}^1$

素因数の和:55856

約数の個数: 16

約数和(自身を含む): 32158080

約数和(自身を除く): 12227127

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 55829, 167487, 390803, 949093, 1172409, 2847279, 6643651, 19930953]

約数ペア:

[(1, 19930953), (3, 6643651), (7, 2847279), (17, 1172409), (21, 949093), (51, 390803), (119, 167487), (357, 55829)]