2011691855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{9463}}^1$

素因数の和:9587

約数の個数: 32

約数和(自身を含む): 2661579648

約数和(自身を除く): 649887793

約数列:

[1, 5, 17, 41, 61, 85, 205, 305, 697, 1037, 2501, 3485, 5185, 9463, 12505, 42517, 47315, 160871, 212585, 387983, 577243, 804355, 1939915, 2886215, 6595711, 9813131, 23666963, 32978555, 49065655, 118334815, 402338371, 2011691855]

約数ペア:

[(1, 2011691855), (5, 402338371), (17, 118334815), (41, 49065655), (61, 32978555), (85, 23666963), (205, 9813131), (305, 6595711), (697, 2886215), (1037, 1939915), (2501, 804355), (3485, 577243), (5185, 387983), (9463, 212585), (12505, 160871), (42517, 47315)]