19690866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{6473}}^1$

素因数の和:6507

約数の個数: 36

約数和(自身を含む): 46204938

約数和(自身を除く): 26514072

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 6473, 12946, 19419, 38838, 58257, 84149, 116514, 168298, 252447, 504894, 757341, 1093937, 1514682, 2187874, 3281811, 6563622, 9845433, 19690866]

約数ペア:

[(1, 19690866), (2, 9845433), (3, 6563622), (6, 3281811), (9, 2187874), (13, 1514682), (18, 1093937), (26, 757341), (39, 504894), (78, 252447), (117, 168298), (169, 116514), (234, 84149), (338, 58257), (507, 38838), (1014, 19419), (1521, 12946), (3042, 6473)]