18449717

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 22500408

約数和(自身を除く): 4050691

約数列:

[1, 11, 13, 37, 121, 143, 317, 407, 481, 1573, 3487, 4121, 4477, 5291, 11729, 38357, 45331, 58201, 129019, 152477, 498641, 1419209, 1677247, 18449717]

約数ペア:

[(1, 18449717), (11, 1677247), (13, 1419209), (37, 498641), (121, 152477), (143, 129019), (317, 58201), (407, 45331), (481, 38357), (1573, 11729), (3487, 5291), (4121, 4477)]