20590984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135467}}^1$

素因数の和:135492

約数の個数: 16

約数和(自身を含む): 40640400

約数和(自身を除く): 20049416

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135467, 270934, 541868, 1083736, 2573873, 5147746, 10295492, 20590984]

約数ペア:

[(1, 20590984), (2, 10295492), (4, 5147746), (8, 2573873), (19, 1083736), (38, 541868), (76, 270934), (152, 135467)]