19768868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30697}}^1$

素因数の和:30731

約数の個数: 24

約数和(自身を含む): 41258112

約数和(自身を除く): 21489244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 30697, 61394, 122788, 214879, 429758, 706031, 859516, 1412062, 2824124, 4942217, 9884434, 19768868]

約数ペア:

[(1, 19768868), (2, 9884434), (4, 4942217), (7, 2824124), (14, 1412062), (23, 859516), (28, 706031), (46, 429758), (92, 214879), (161, 122788), (322, 61394), (644, 30697)]