18532870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 34272000

約数和(自身を除く): 15739130

約数列:

[1, 2, 5, 10, 67, 134, 139, 199, 278, 335, 398, 670, 695, 995, 1390, 1990, 9313, 13333, 18626, 26666, 27661, 46565, 55322, 66665, 93130, 133330, 138305, 276610, 1853287, 3706574, 9266435, 18532870]

約数ペア:

[(1, 18532870), (2, 9266435), (5, 3706574), (10, 1853287), (67, 276610), (134, 138305), (139, 133330), (199, 93130), (278, 66665), (335, 55322), (398, 46565), (670, 27661), (695, 26666), (995, 18626), (1390, 13333), (1990, 9313)]