15663626128

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{8981437}}^1$

素因数の和:8981554

約数の個数: 20

約数和(自身を含む): 30626703580

約数和(自身を除く): 14963077452

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 8981437, 17962874, 35925748, 71851496, 143702992, 978976633, 1957953266, 3915906532, 7831813064, 15663626128]

約数ペア:

[(1, 15663626128), (2, 7831813064), (4, 3915906532), (8, 1957953266), (16, 978976633), (109, 143702992), (218, 71851496), (436, 35925748), (872, 17962874), (1744, 8981437)]