16549988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2393}}^1$

素因数の和:2436

約数の個数: 48

約数和(自身を含む): 37537920

約数和(自身を除く): 20987932

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2393, 3458, 4786, 6916, 9572, 16751, 31109, 33502, 45467, 62218, 67004, 90934, 124436, 181868, 217763, 318269, 435526, 591071, 636538, 871052, 1182142, 1273076, 2364284, 4137497, 8274994, 16549988]

約数ペア:

[(1, 16549988), (2, 8274994), (4, 4137497), (7, 2364284), (13, 1273076), (14, 1182142), (19, 871052), (26, 636538), (28, 591071), (38, 435526), (52, 318269), (76, 217763), (91, 181868), (133, 124436), (182, 90934), (247, 67004), (266, 62218), (364, 45467), (494, 33502), (532, 31109), (988, 16751), (1729, 9572), (2393, 6916), (3458, 4786)]