20386938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23761}}^1$

素因数の和:23790

約数の個数: 32

約数和(自身を含む): 47904192

約数和(自身を除く): 27517254

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 23761, 47522, 71283, 142566, 261371, 308893, 522742, 617786, 784113, 926679, 1568226, 1853358, 3397823, 6795646, 10193469, 20386938]

約数ペア:

[(1, 20386938), (2, 10193469), (3, 6795646), (6, 3397823), (11, 1853358), (13, 1568226), (22, 926679), (26, 784113), (33, 617786), (39, 522742), (66, 308893), (78, 261371), (143, 142566), (286, 71283), (429, 47522), (858, 23761)]