28965488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{42101}}^1$

素因数の和:42152

約数の個数: 20

約数和(自身を含む): 57427128

約数和(自身を除く): 28461640

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 42101, 84202, 168404, 336808, 673616, 1810343, 3620686, 7241372, 14482744, 28965488]

約数ペア:

[(1, 28965488), (2, 14482744), (4, 7241372), (8, 3620686), (16, 1810343), (43, 673616), (86, 336808), (172, 168404), (344, 84202), (688, 42101)]