18804960729

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{743}}^1\times {\mathrm{1153}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 28257453312

約数和(自身を除く): 9452492583

約数列:

[1, 3, 9, 27, 81, 271, 743, 813, 1153, 2229, 2439, 3459, 6687, 7317, 10377, 20061, 21951, 31131, 60183, 93393, 201353, 312463, 604059, 856679, 937389, 1812177, 2570037, 2812167, 5436531, 7710111, 8436501, 16309593, 23130333, 25309503, 69390999, 232160009, 696480027, 2089440081, 6268320243, 18804960729]

約数ペア:

[(1, 18804960729), (3, 6268320243), (9, 2089440081), (27, 696480027), (81, 232160009), (271, 69390999), (743, 25309503), (813, 23130333), (1153, 16309593), (2229, 8436501), (2439, 7710111), (3459, 5436531), (6687, 2812167), (7317, 2570037), (10377, 1812177), (20061, 937389), (21951, 856679), (31131, 604059), (60183, 312463), (93393, 201353)]