19990182

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21221}}^1$

素因数の和:21383

約数の個数: 16

約数和(自身を含む): 40236912

約数和(自身を除く): 20246730

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 21221, 42442, 63663, 127326, 3331697, 6663394, 9995091, 19990182]

約数ペア:

[(1, 19990182), (2, 9995091), (3, 6663394), (6, 3331697), (157, 127326), (314, 63663), (471, 42442), (942, 21221)]