19900122

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{5689}}^1$

素因数の和:5758

約数の個数: 32

約数和(自身を含む): 44245440

約数和(自身を除く): 24345318

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 159, 318, 583, 1166, 1749, 3498, 5689, 11378, 17067, 34134, 62579, 125158, 187737, 301517, 375474, 603034, 904551, 1809102, 3316687, 6633374, 9950061, 19900122]

約数ペア:

[(1, 19900122), (2, 9950061), (3, 6633374), (6, 3316687), (11, 1809102), (22, 904551), (33, 603034), (53, 375474), (66, 301517), (106, 187737), (159, 125158), (318, 62579), (583, 34134), (1166, 17067), (1749, 11378), (3498, 5689)]