20078043

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 27457056

約数和(自身を除く): 7379013

約数列:

[1, 3, 53, 159, 197, 591, 641, 1923, 10441, 31323, 33973, 101919, 126277, 378831, 6692681, 20078043]

約数ペア:

[(1, 20078043), (3, 6692681), (53, 378831), (159, 126277), (197, 101919), (591, 33973), (641, 31323), (1923, 10441)]