66887696

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{78877}}^1$

素因数の和:78938

約数の個数: 20

約数和(自身を含む): 132041772

約数和(自身を除く): 65154076

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 78877, 157754, 315508, 631016, 1262032, 4180481, 8360962, 16721924, 33443848, 66887696]

約数ペア:

[(1, 66887696), (2, 33443848), (4, 16721924), (8, 8360962), (16, 4180481), (53, 1262032), (106, 631016), (212, 315508), (424, 157754), (848, 78877)]