19380674

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 31847040

約数和(自身を除く): 12466366

約数列:

[1, 2, 23, 37, 46, 59, 74, 118, 193, 386, 851, 1357, 1702, 2183, 2714, 4366, 4439, 7141, 8878, 11387, 14282, 22774, 50209, 100418, 164243, 261901, 328486, 421319, 523802, 842638, 9690337, 19380674]

約数ペア:

[(1, 19380674), (2, 9690337), (23, 842638), (37, 523802), (46, 421319), (59, 328486), (74, 261901), (118, 164243), (193, 100418), (386, 50209), (851, 22774), (1357, 14282), (1702, 11387), (2183, 8878), (2714, 7141), (4366, 4439)]