20823048

素因数分解:

$2^3\times 3^3\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 58320000

約数和(自身を除く): 37496952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 149, 216, 298, 447, 596, 647, 894, 1192, 1294, 1341, 1788, 1941, 2588, 2682, 3576, 3882, 4023, 5176, 5364, 5823, 7764, 8046, 10728, 11646, 15528, 16092, 17469, 23292, 32184, 34938, 46584, 69876, 96403, 139752, 192806, 289209, 385612, 578418, 771224, 867627, 1156836, 1735254, 2313672, 2602881, 3470508, 5205762, 6941016, 10411524, 20823048]

約数ペア:

[(1, 20823048), (2, 10411524), (3, 6941016), (4, 5205762), (6, 3470508), (8, 2602881), (9, 2313672), (12, 1735254), (18, 1156836), (24, 867627), (27, 771224), (36, 578418), (54, 385612), (72, 289209), (108, 192806), (149, 139752), (216, 96403), (298, 69876), (447, 46584), (596, 34938), (647, 32184), (894, 23292), (1192, 17469), (1294, 16092), (1341, 15528), (1788, 11646), (1941, 10728), (2588, 8046), (2682, 7764), (3576, 5823), (3882, 5364), (4023, 5176)]