20161123088

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11560277}}^1$

素因数の和:11560394

約数の個数: 20

約数和(自身を含む): 39420547980

約数和(自身を除く): 19259424892

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11560277, 23120554, 46241108, 92482216, 184964432, 1260070193, 2520140386, 5040280772, 10080561544, 20161123088]

約数ペア:

[(1, 20161123088), (2, 10080561544), (4, 5040280772), (8, 2520140386), (16, 1260070193), (109, 184964432), (218, 92482216), (436, 46241108), (872, 23120554), (1744, 11560277)]