18821868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{9281}}^1$

素因数の和:9314

約数の個数: 36

約数和(自身を含む): 47560968

約数和(自身を除く): 28739100

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 9281, 18562, 27843, 37124, 55686, 111372, 120653, 241306, 361959, 482612, 723918, 1447836, 1568489, 3136978, 4705467, 6273956, 9410934, 18821868]

約数ペア:

[(1, 18821868), (2, 9410934), (3, 6273956), (4, 4705467), (6, 3136978), (12, 1568489), (13, 1447836), (26, 723918), (39, 482612), (52, 361959), (78, 241306), (156, 120653), (169, 111372), (338, 55686), (507, 37124), (676, 27843), (1014, 18562), (2028, 9281)]