18432765

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:425

約数の個数: 56

約数和(自身を含む): 35806680

約数和(自身を除く): 17373915

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 389, 405, 585, 729, 1053, 1167, 1215, 1755, 1945, 3159, 3501, 3645, 5057, 5265, 5835, 9477, 10503, 15171, 15795, 17505, 25285, 31509, 45513, 47385, 52515, 75855, 94527, 136539, 157545, 227565, 283581, 409617, 472635, 682695, 1228851, 1417905, 2048085, 3686553, 6144255, 18432765]

約数ペア:

[(1, 18432765), (3, 6144255), (5, 3686553), (9, 2048085), (13, 1417905), (15, 1228851), (27, 682695), (39, 472635), (45, 409617), (65, 283581), (81, 227565), (117, 157545), (135, 136539), (195, 94527), (243, 75855), (351, 52515), (389, 47385), (405, 45513), (585, 31509), (729, 25285), (1053, 17505), (1167, 15795), (1215, 15171), (1755, 10503), (1945, 9477), (3159, 5835), (3501, 5265), (3645, 5057)]