40627912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{390653}}^1$

素因数の和:390672

約数の個数: 16

約数和(自身を含む): 82037340

約数和(自身を除く): 41409428

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 390653, 781306, 1562612, 3125224, 5078489, 10156978, 20313956, 40627912]

約数ペア:

[(1, 40627912), (2, 20313956), (4, 10156978), (8, 5078489), (13, 3125224), (26, 1562612), (52, 781306), (104, 390653)]