20259982

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 31008960

約数和(自身を除く): 10748978

約数列:

[1, 2, 73, 146, 193, 386, 719, 1438, 14089, 28178, 52487, 104974, 138767, 277534, 10129991, 20259982]

約数ペア:

[(1, 20259982), (2, 10129991), (73, 277534), (146, 138767), (193, 104974), (386, 52487), (719, 28178), (1438, 14089)]