12929428

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 23408000

約数和(自身を除く): 10478572

約数列:

[1, 2, 4, 37, 74, 148, 199, 398, 439, 796, 878, 1756, 7363, 14726, 16243, 29452, 32486, 64972, 87361, 174722, 349444, 3232357, 6464714, 12929428]

約数ペア:

[(1, 12929428), (2, 6464714), (4, 3232357), (37, 349444), (74, 174722), (148, 87361), (199, 64972), (398, 32486), (439, 29452), (796, 16243), (878, 14726), (1756, 7363)]