20427256

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{69011}}^1$

素因数の和:69054

約数の個数: 16

約数和(自身を含む): 39336840

約数和(自身を除く): 18909584

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 69011, 138022, 276044, 552088, 2553407, 5106814, 10213628, 20427256]

約数ペア:

[(1, 20427256), (2, 10213628), (4, 5106814), (8, 2553407), (37, 552088), (74, 276044), (148, 138022), (296, 69011)]