205769458856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1978552489}}^1$

素因数の和:1978552508

約数の個数: 16

約数和(自身を含む): 415496022900

約数和(自身を除く): 209726564044

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1978552489, 3957104978, 7914209956, 15828419912, 25721182357, 51442364714, 102884729428, 205769458856]

約数ペア:

[(1, 205769458856), (2, 102884729428), (4, 51442364714), (8, 25721182357), (13, 15828419912), (26, 7914209956), (52, 3957104978), (104, 1978552489)]