20777584

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14591}}^1$

素因数の和:14688

約数の個数: 20

約数和(自身を含む): 40711680

約数和(自身を除く): 19934096

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14591, 29182, 58364, 116728, 233456, 1298599, 2597198, 5194396, 10388792, 20777584]

約数ペア:

[(1, 20777584), (2, 10388792), (4, 5194396), (8, 2597198), (16, 1298599), (89, 233456), (178, 116728), (356, 58364), (712, 29182), (1424, 14591)]