20178544077

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{575921}}^1$

素因数の和:576173

約数の個数: 24

約数和(自身を含む): 30996122040

約数和(自身を除く): 10817577963

約数列:

[1, 3, 9, 17, 51, 153, 229, 687, 2061, 3893, 11679, 35037, 575921, 1727763, 5183289, 9790657, 29371971, 88115913, 131885909, 395657727, 1186973181, 2242060453, 6726181359, 20178544077]

約数ペア:

[(1, 20178544077), (3, 6726181359), (9, 2242060453), (17, 1186973181), (51, 395657727), (153, 131885909), (229, 88115913), (687, 29371971), (2061, 9790657), (3893, 5183289), (11679, 1727763), (35037, 575921)]