20975097

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3761}}^1$

素因数の和:3801

約数の個数: 24

約数和(自身を含む): 33045408

約数和(自身を除く): 12070311

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 3761, 5577, 11283, 41371, 48893, 124113, 146679, 537823, 635609, 1613469, 1906827, 6991699, 20975097]

約数ペア:

[(1, 20975097), (3, 6991699), (11, 1906827), (13, 1613469), (33, 635609), (39, 537823), (143, 146679), (169, 124113), (429, 48893), (507, 41371), (1859, 11283), (3761, 5577)]