18438364

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28631}}^1$

素因数の和:28665

約数の個数: 24

約数和(自身を含む): 38481408

約数和(自身を除く): 20043044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28631, 57262, 114524, 200417, 400834, 658513, 801668, 1317026, 2634052, 4609591, 9219182, 18438364]

約数ペア:

[(1, 18438364), (2, 9219182), (4, 4609591), (7, 2634052), (14, 1317026), (23, 801668), (28, 658513), (46, 400834), (92, 200417), (161, 114524), (322, 57262), (644, 28631)]