66744176

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{245383}}^1$

素因数の和:245408

約数の個数: 20

約数和(自身を含む): 136924272

約数和(自身を除く): 70180096

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 245383, 490766, 981532, 1963064, 3926128, 4171511, 8343022, 16686044, 33372088, 66744176]

約数ペア:

[(1, 66744176), (2, 33372088), (4, 16686044), (8, 8343022), (16, 4171511), (17, 3926128), (34, 1963064), (68, 981532), (136, 490766), (272, 245383)]