18776823

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 28901376

約数和(自身を除く): 10124553

約数列:

[1, 3, 13, 17, 39, 51, 127, 221, 223, 381, 663, 669, 1651, 2159, 2899, 3791, 4953, 6477, 8697, 11373, 28067, 28321, 49283, 84201, 84963, 147849, 368173, 481457, 1104519, 1444371, 6258941, 18776823]

約数ペア:

[(1, 18776823), (3, 6258941), (13, 1444371), (17, 1104519), (39, 481457), (51, 368173), (127, 147849), (221, 84963), (223, 84201), (381, 49283), (663, 28321), (669, 28067), (1651, 11373), (2159, 8697), (2899, 6477), (3791, 4953)]