18431924

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28621}}^1$

素因数の和:28655

約数の個数: 24

約数和(自身を含む): 38467968

約数和(自身を除く): 20036044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28621, 57242, 114484, 200347, 400694, 658283, 801388, 1316566, 2633132, 4607981, 9215962, 18431924]

約数ペア:

[(1, 18431924), (2, 9215962), (4, 4607981), (7, 2633132), (14, 1316566), (23, 801388), (28, 658283), (46, 400694), (92, 200347), (161, 114484), (322, 57242), (644, 28621)]