19897009743

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{3257}}^1\times {\mathrm{156641}}^1$

素因数の和:159914

約数の個数: 16

約数和(自身を含む): 28579019616

約数和(自身を除く): 8682009873

約数列:

[1, 3, 13, 39, 3257, 9771, 42341, 127023, 156641, 469923, 2036333, 6108999, 510179737, 1530539211, 6632336581, 19897009743]

約数ペア:

[(1, 19897009743), (3, 6632336581), (13, 1530539211), (39, 510179737), (3257, 6108999), (9771, 2036333), (42341, 469923), (127023, 156641)]