66438416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{377491}}^1$

素因数の和:377510

約数の個数: 20

約数和(自身を含む): 140427024

約数和(自身を除く): 73988608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 377491, 754982, 1509964, 3019928, 4152401, 6039856, 8304802, 16609604, 33219208, 66438416]

約数ペア:

[(1, 66438416), (2, 33219208), (4, 16609604), (8, 8304802), (11, 6039856), (16, 4152401), (22, 3019928), (44, 1509964), (88, 754982), (176, 377491)]