20912503743

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{436687}}^1$

素因数の和:437023

約数の個数: 24

約数和(自身を含む): 32086087488

約数和(自身を除く): 11173583745

約数列:

[1, 3, 9, 17, 51, 153, 313, 939, 2817, 5321, 15963, 47889, 436687, 1310061, 3930183, 7423679, 22271037, 66813111, 136683031, 410049093, 1230147279, 2323611527, 6970834581, 20912503743]

約数ペア:

[(1, 20912503743), (3, 6970834581), (9, 2323611527), (17, 1230147279), (51, 410049093), (153, 136683031), (313, 66813111), (939, 22271037), (2817, 7423679), (5321, 3930183), (15963, 1310061), (47889, 436687)]