18876682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6263}}^1$

素因数の和:6413

約数の個数: 16

約数和(自身を含む): 31119552

約数和(自身を除く): 12242870

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6263, 12526, 68893, 137786, 858031, 1716062, 9438341, 18876682]

約数ペア:

[(1, 18876682), (2, 9438341), (11, 1716062), (22, 858031), (137, 137786), (274, 68893), (1507, 12526), (3014, 6263)]