40646912

素因数分解:

$2^8\times {\mathrm{158777}}^1$

素因数の和:158793

約数の個数: 18

約数和(自身を含む): 81135558

約数和(自身を除く): 40488646

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 158777, 317554, 635108, 1270216, 2540432, 5080864, 10161728, 20323456, 40646912]

約数ペア:

[(1, 40646912), (2, 20323456), (4, 10161728), (8, 5080864), (16, 2540432), (32, 1270216), (64, 635108), (128, 317554), (256, 158777)]