66520816

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{62053}}^1$

素因数の和:62128

約数の個数: 20

約数和(自身を含む): 130809832

約数和(自身を除く): 64289016

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 62053, 124106, 248212, 496424, 992848, 4157551, 8315102, 16630204, 33260408, 66520816]

約数ペア:

[(1, 66520816), (2, 33260408), (4, 16630204), (8, 8315102), (16, 4157551), (67, 992848), (134, 496424), (268, 248212), (536, 124106), (1072, 62053)]