20674516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13219}}^1$

素因数の和:13263

約数の個数: 24

約数和(自身を含む): 39977280

約数和(自身を除く): 19302764

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13219, 26438, 52876, 224723, 304037, 449446, 608074, 898892, 1216148, 5168629, 10337258, 20674516]

約数ペア:

[(1, 20674516), (2, 10337258), (4, 5168629), (17, 1216148), (23, 898892), (34, 608074), (46, 449446), (68, 304037), (92, 224723), (391, 52876), (782, 26438), (1564, 13219)]