20347731279

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5842013}}^1$

素因数の和:5842068

約数の個数: 20

約数和(自身を含む): 31102882536

約数和(自身を除く): 10755151257

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5842013, 17526039, 52578117, 157734351, 251206559, 473203053, 753619677, 2260859031, 6782577093, 20347731279]

約数ペア:

[(1, 20347731279), (3, 6782577093), (9, 2260859031), (27, 753619677), (43, 473203053), (81, 251206559), (129, 157734351), (387, 52578117), (1161, 17526039), (3483, 5842013)]