18183028

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 32659200

約数和(自身を除く): 14476172

約数列:

[1, 2, 4, 53, 106, 199, 212, 398, 431, 796, 862, 1724, 10547, 21094, 22843, 42188, 45686, 85769, 91372, 171538, 343076, 4545757, 9091514, 18183028]

約数ペア:

[(1, 18183028), (2, 9091514), (4, 4545757), (53, 343076), (106, 171538), (199, 91372), (212, 85769), (398, 45686), (431, 42188), (796, 22843), (862, 21094), (1724, 10547)]