18656876

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6113}}^1$

素因数の和:6233

約数の個数: 24

約数和(自身を含む): 37662240

約数和(自身を除く): 19005364

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6113, 12226, 24452, 42791, 85582, 171164, 666317, 1332634, 2665268, 4664219, 9328438, 18656876]

約数ペア:

[(1, 18656876), (2, 9328438), (4, 4664219), (7, 2665268), (14, 1332634), (28, 666317), (109, 171164), (218, 85582), (436, 42791), (763, 24452), (1526, 12226), (3052, 6113)]