18420634

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1493}}^1$

素因数の和:1725

約数の個数: 16

約数和(自身を含む): 28684800

約数和(自身を除く): 10264166

約数列:

[1, 2, 31, 62, 199, 398, 1493, 2986, 6169, 12338, 46283, 92566, 297107, 594214, 9210317, 18420634]

約数ペア:

[(1, 18420634), (2, 9210317), (31, 594214), (62, 297107), (199, 92566), (398, 46283), (1493, 12338), (2986, 6169)]