19691606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{113}}^1$

素因数の和:304

約数の個数: 24

約数和(自身を含む): 32877144

約数和(自身を除く): 13185538

約数列:

[1, 2, 11, 22, 89, 113, 178, 226, 979, 1243, 1958, 2486, 7921, 10057, 15842, 20114, 87131, 110627, 174262, 221254, 895073, 1790146, 9845803, 19691606]

約数ペア:

[(1, 19691606), (2, 9845803), (11, 1790146), (22, 895073), (89, 221254), (113, 174262), (178, 110627), (226, 87131), (979, 20114), (1243, 15842), (1958, 10057), (2486, 7921)]