18807272

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19429}}^1$

素因数の和:19457

約数の個数: 24

約数和(自身を含む): 38762850

約数和(自身を除く): 19955578

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 19429, 38858, 77716, 155432, 213719, 427438, 854876, 1709752, 2350909, 4701818, 9403636, 18807272]

約数ペア:

[(1, 18807272), (2, 9403636), (4, 4701818), (8, 2350909), (11, 1709752), (22, 854876), (44, 427438), (88, 213719), (121, 155432), (242, 77716), (484, 38858), (968, 19429)]