19642876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5651}}^1$

素因数の和:5745

約数の個数: 24

約数和(自身を含む): 37981440

約数和(自身を除く): 18338564

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5651, 11302, 22604, 62161, 124322, 248644, 446429, 892858, 1785716, 4910719, 9821438, 19642876]

約数ペア:

[(1, 19642876), (2, 9821438), (4, 4910719), (11, 1785716), (22, 892858), (44, 446429), (79, 248644), (158, 124322), (316, 62161), (869, 22604), (1738, 11302), (3476, 5651)]