19681298

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{108139}}^1$

素因数の和:108161

約数の個数: 16

約数和(自身を含む): 36335040

約数和(自身を除く): 16653742

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 108139, 216278, 756973, 1405807, 1513946, 2811614, 9840649, 19681298]

約数ペア:

[(1, 19681298), (2, 9840649), (7, 2811614), (13, 1513946), (14, 1405807), (26, 756973), (91, 216278), (182, 108139)]