18778973896

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{80943853}}^1$

素因数の和:80943888

約数の個数: 16

約数和(自身を含む): 36424734300

約数和(自身を除く): 17645760404

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 80943853, 161887706, 323775412, 647550824, 2347371737, 4694743474, 9389486948, 18778973896]

約数ペア:

[(1, 18778973896), (2, 9389486948), (4, 4694743474), (8, 2347371737), (29, 647550824), (58, 323775412), (116, 161887706), (232, 80943853)]