20922473

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 25382784

約数和(自身を除く): 4460311

約数列:

[1, 11, 13, 47, 121, 143, 283, 517, 611, 1573, 3113, 3679, 5687, 6721, 13301, 34243, 40469, 73931, 146311, 172913, 445159, 1609421, 1902043, 20922473]

約数ペア:

[(1, 20922473), (11, 1902043), (13, 1609421), (47, 445159), (121, 172913), (143, 146311), (283, 73931), (517, 40469), (611, 34243), (1573, 13301), (3113, 6721), (3679, 5687)]