20368533

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5471}}^1$

素因数の和:5564

約数の個数: 16

約数和(自身を含む): 29154816

約数和(自身を除く): 8786283

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5471, 16413, 93007, 279021, 399383, 1198149, 6789511, 20368533]

約数ペア:

[(1, 20368533), (3, 6789511), (17, 1198149), (51, 399383), (73, 279021), (219, 93007), (1241, 16413), (3723, 5471)]