1638969094

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{6073}}^1$

素因数の和:6640

約数の個数: 32

約数和(自身を含む): 2891612736

約数和(自身を除く): 1252643642

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 521, 1042, 3647, 6073, 7294, 12146, 19277, 38554, 42511, 85022, 134939, 224701, 269878, 449402, 1572907, 3145814, 3164033, 6328066, 22148231, 44296462, 117069221, 234138442, 819484547, 1638969094]

約数ペア:

[(1, 1638969094), (2, 819484547), (7, 234138442), (14, 117069221), (37, 44296462), (74, 22148231), (259, 6328066), (518, 3164033), (521, 3145814), (1042, 1572907), (3647, 449402), (6073, 269878), (7294, 224701), (12146, 134939), (19277, 85022), (38554, 42511)]