18720292690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170184479}}^1$

素因数の和:170184497

約数の個数: 16

約数和(自身を含む): 36759847680

約数和(自身を除く): 18039554990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 170184479, 340368958, 850922395, 1701844790, 1872029269, 3744058538, 9360146345, 18720292690]

約数ペア:

[(1, 18720292690), (2, 9360146345), (5, 3744058538), (10, 1872029269), (11, 1701844790), (22, 850922395), (55, 340368958), (110, 170184479)]