12968860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9133}}^1$

素因数の和:9213

約数の個数: 24

約数和(自身を含む): 27621216

約数和(自身を除く): 14652356

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9133, 18266, 36532, 45665, 91330, 182660, 648443, 1296886, 2593772, 3242215, 6484430, 12968860]

約数ペア:

[(1, 12968860), (2, 6484430), (4, 3242215), (5, 2593772), (10, 1296886), (20, 648443), (71, 182660), (142, 91330), (284, 45665), (355, 36532), (710, 18266), (1420, 9133)]