18812079

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 32707584

約数和(自身を除く): 13895505

約数列:

[1, 3, 9, 11, 13, 33, 39, 47, 99, 117, 141, 143, 311, 423, 429, 517, 611, 933, 1287, 1551, 1833, 2799, 3421, 4043, 4653, 5499, 6721, 10263, 12129, 14617, 20163, 30789, 36387, 43851, 44473, 60489, 131553, 133419, 160787, 190021, 400257, 482361, 570063, 1447083, 1710189, 2090231, 6270693, 18812079]

約数ペア:

[(1, 18812079), (3, 6270693), (9, 2090231), (11, 1710189), (13, 1447083), (33, 570063), (39, 482361), (47, 400257), (99, 190021), (117, 160787), (141, 133419), (143, 131553), (311, 60489), (423, 44473), (429, 43851), (517, 36387), (611, 30789), (933, 20163), (1287, 14617), (1551, 12129), (1833, 10263), (2799, 6721), (3421, 5499), (4043, 4653)]