20818956

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{75431}}^1$

素因数の和:75461

約数の個数: 24

約数和(自身を含む): 50690304

約数和(自身を除く): 29871348

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 75431, 150862, 226293, 301724, 452586, 905172, 1734913, 3469826, 5204739, 6939652, 10409478, 20818956]

約数ペア:

[(1, 20818956), (2, 10409478), (3, 6939652), (4, 5204739), (6, 3469826), (12, 1734913), (23, 905172), (46, 452586), (69, 301724), (92, 226293), (138, 150862), (276, 75431)]