19554808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26861}}^1$

素因数の和:26887

約数の個数: 32

約数和(自身を含む): 45128160

約数和(自身を除く): 25573352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 26861, 53722, 107444, 188027, 214888, 349193, 376054, 698386, 752108, 1396772, 1504216, 2444351, 2793544, 4888702, 9777404, 19554808]

約数ペア:

[(1, 19554808), (2, 9777404), (4, 4888702), (7, 2793544), (8, 2444351), (13, 1504216), (14, 1396772), (26, 752108), (28, 698386), (52, 376054), (56, 349193), (91, 214888), (104, 188027), (182, 107444), (364, 53722), (728, 26861)]