18580185

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3529}}^1$

素因数の和:3559

約数の個数: 40

約数和(自身を含む): 35878920

約数和(自身を除く): 17298735

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 3529, 5265, 10587, 17645, 31761, 45877, 52935, 95283, 137631, 158805, 229385, 285849, 412893, 476415, 688155, 1238679, 1429245, 2064465, 3716037, 6193395, 18580185]

約数ペア:

[(1, 18580185), (3, 6193395), (5, 3716037), (9, 2064465), (13, 1429245), (15, 1238679), (27, 688155), (39, 476415), (45, 412893), (65, 285849), (81, 229385), (117, 158805), (135, 137631), (195, 95283), (351, 52935), (405, 45877), (585, 31761), (1053, 17645), (1755, 10587), (3529, 5265)]