19946958

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{45541}}^1$

素因数の和:45619

約数の個数: 16

約数和(自身を含む): 40441296

約数和(自身を除く): 20494338

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 45541, 91082, 136623, 273246, 3324493, 6648986, 9973479, 19946958]

約数ペア:

[(1, 19946958), (2, 9973479), (3, 6648986), (6, 3324493), (73, 273246), (146, 136623), (219, 91082), (438, 45541)]