20441555

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3067}}^1$

素因数の和:3146

約数の個数: 16

約数和(自身を含む): 25918464

約数和(自身を除く): 5476909

約数列:

[1, 5, 31, 43, 155, 215, 1333, 3067, 6665, 15335, 95077, 131881, 475385, 659405, 4088311, 20441555]

約数ペア:

[(1, 20441555), (5, 4088311), (31, 659405), (43, 475385), (155, 131881), (215, 95077), (1333, 15335), (3067, 6665)]