20425088

素因数分解:

$2^7\times {\mathrm{159571}}^1$

素因数の和:159585

約数の個数: 16

約数和(自身を含む): 40690860

約数和(自身を除く): 20265772

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 159571, 319142, 638284, 1276568, 2553136, 5106272, 10212544, 20425088]

約数ペア:

[(1, 20425088), (2, 10212544), (4, 5106272), (8, 2553136), (16, 1276568), (32, 638284), (64, 319142), (128, 159571)]