8640097916

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{69678209}}^1$

素因数の和:69678244

約数の個数: 12

約数和(自身を含む): 15607919040

約数和(自身を除く): 6967821124

約数列:

[1, 2, 4, 31, 62, 124, 69678209, 139356418, 278712836, 2160024479, 4320048958, 8640097916]

約数ペア:

[(1, 8640097916), (2, 4320048958), (4, 2160024479), (31, 278712836), (62, 139356418), (124, 69678209)]