40845568

素因数分解:

$2^8\times {\mathrm{159553}}^1$

素因数の和:159569

約数の個数: 18

約数和(自身を含む): 81532094

約数和(自身を除く): 40686526

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 159553, 319106, 638212, 1276424, 2552848, 5105696, 10211392, 20422784, 40845568]

約数ペア:

[(1, 40845568), (2, 20422784), (4, 10211392), (8, 5105696), (16, 2552848), (32, 1276424), (64, 638212), (128, 319106), (256, 159553)]