20090564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2593}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 38131800

約数和(自身を除く): 18041236

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 2593, 3874, 5186, 7748, 10372, 33709, 67418, 134836, 386357, 772714, 1545428, 5022641, 10045282, 20090564]

約数ペア:

[(1, 20090564), (2, 10045282), (4, 5022641), (13, 1545428), (26, 772714), (52, 386357), (149, 134836), (298, 67418), (596, 33709), (1937, 10372), (2593, 7748), (3874, 5186)]