20187780214

素因数分解:

$2^1\times 7^1\times {\mathrm{3251}}^1\times {\mathrm{443551}}^1$

素因数の和:446811

約数の個数: 16

約数和(自身を含む): 34618346496

約数和(自身を除く): 14430566282

約数列:

[1, 2, 7, 14, 3251, 6502, 22757, 45514, 443551, 887102, 3104857, 6209714, 1441984301, 2883968602, 10093890107, 20187780214]

約数ペア:

[(1, 20187780214), (2, 10093890107), (7, 2883968602), (14, 1441984301), (3251, 6209714), (6502, 3104857), (22757, 887102), (45514, 443551)]