28945744

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{9091}}^1$

素因数の和:9298

約数の個数: 20

約数和(自身を含む): 56370400

約数和(自身を除く): 27424656

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 9091, 18182, 36364, 72728, 145456, 1809109, 3618218, 7236436, 14472872, 28945744]

約数ペア:

[(1, 28945744), (2, 14472872), (4, 7236436), (8, 3618218), (16, 1809109), (199, 145456), (398, 72728), (796, 36364), (1592, 18182), (3184, 9091)]