20005136

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{3299}}^1$

素因数の和:3686

約数の個数: 20

約数和(自身を含む): 38874000

約数和(自身を除く): 18868864

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 3299, 6064, 6598, 13196, 26392, 52784, 1250321, 2500642, 5001284, 10002568, 20005136]

約数ペア:

[(1, 20005136), (2, 10002568), (4, 5001284), (8, 2500642), (16, 1250321), (379, 52784), (758, 26392), (1516, 13196), (3032, 6598), (3299, 6064)]