20796870438

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8433443}}^1$

素因数の和:8433588

約数の個数: 24

約数和(自身を含む): 45388795608

約数和(自身を除く): 24591925170

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 8433443, 16866886, 25300329, 50600658, 75900987, 151801974, 1155381691, 2310763382, 3466145073, 6932290146, 10398435219, 20796870438]

約数ペア:

[(1, 20796870438), (2, 10398435219), (3, 6932290146), (6, 3466145073), (9, 2310763382), (18, 1155381691), (137, 151801974), (274, 75900987), (411, 50600658), (822, 25300329), (1233, 16866886), (2466, 8433443)]