19793253

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2381}}^1$

素因数の和:2564

約数の個数: 16

約数和(自身を含む): 28126656

約数和(自身を除く): 8333403

約数列:

[1, 3, 17, 51, 163, 489, 2381, 2771, 7143, 8313, 40477, 121431, 388103, 1164309, 6597751, 19793253]

約数ペア:

[(1, 19793253), (3, 6597751), (17, 1164309), (51, 388103), (163, 121431), (489, 40477), (2381, 8313), (2771, 7143)]