20185804804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12399143}}^1$

素因数の和:12399195

約数の個数: 24

約数和(自身を含む): 39578067648

約数和(自身を除く): 19392262844

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12399143, 24798286, 49596572, 136390573, 272781146, 458768291, 545562292, 917536582, 1835073164, 5046451201, 10092902402, 20185804804]

約数ペア:

[(1, 20185804804), (2, 10092902402), (4, 5046451201), (11, 1835073164), (22, 917536582), (37, 545562292), (44, 458768291), (74, 272781146), (148, 136390573), (407, 49596572), (814, 24798286), (1628, 12399143)]