19942918

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1311

約数の個数: 16

約数和(自身を含む): 30588480

約数和(自身を除く): 10645562

約数列:

[1, 2, 79, 113, 158, 226, 1117, 2234, 8927, 17854, 88243, 126221, 176486, 252442, 9971459, 19942918]

約数ペア:

[(1, 19942918), (2, 9971459), (79, 252442), (113, 176486), (158, 126221), (226, 88243), (1117, 17854), (2234, 8927)]