19852804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1613}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 37012248

約数和(自身を除く): 17159444

約数列:

[1, 2, 4, 17, 34, 68, 181, 362, 724, 1613, 3077, 3226, 6154, 6452, 12308, 27421, 54842, 109684, 291953, 583906, 1167812, 4963201, 9926402, 19852804]

約数ペア:

[(1, 19852804), (2, 9926402), (4, 4963201), (17, 1167812), (34, 583906), (68, 291953), (181, 109684), (362, 54842), (724, 27421), (1613, 12308), (3077, 6452), (3226, 6154)]