20374497

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1759}}^1$

素因数の和:1795

約数の個数: 40

約数和(自身を含む): 35777280

約数和(自身を除く): 15402783

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 1759, 3861, 5277, 11583, 15831, 19349, 22867, 47493, 58047, 68601, 142479, 174141, 205803, 251537, 522423, 617409, 754611, 1567269, 1852227, 2263833, 6791499, 20374497]

約数ペア:

[(1, 20374497), (3, 6791499), (9, 2263833), (11, 1852227), (13, 1567269), (27, 754611), (33, 617409), (39, 522423), (81, 251537), (99, 205803), (117, 174141), (143, 142479), (297, 68601), (351, 58047), (429, 47493), (891, 22867), (1053, 19349), (1287, 15831), (1759, 11583), (3861, 5277)]