20888064

素因数分解:

$2^9\times 3^3\times {\mathrm{1511}}^1$

素因数の和:1538

約数の個数: 80

約数和(自身を含む): 61871040

約数和(自身を除く): 40982976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1511, 1536, 1728, 2304, 3022, 3456, 4533, 4608, 6044, 6912, 9066, 12088, 13599, 13824, 18132, 24176, 27198, 36264, 40797, 48352, 54396, 72528, 81594, 96704, 108792, 145056, 163188, 193408, 217584, 290112, 326376, 386816, 435168, 580224, 652752, 773632, 870336, 1160448, 1305504, 1740672, 2320896, 2611008, 3481344, 5222016, 6962688, 10444032, 20888064]

約数ペア:

[(1, 20888064), (2, 10444032), (3, 6962688), (4, 5222016), (6, 3481344), (8, 2611008), (9, 2320896), (12, 1740672), (16, 1305504), (18, 1160448), (24, 870336), (27, 773632), (32, 652752), (36, 580224), (48, 435168), (54, 386816), (64, 326376), (72, 290112), (96, 217584), (108, 193408), (128, 163188), (144, 145056), (192, 108792), (216, 96704), (256, 81594), (288, 72528), (384, 54396), (432, 48352), (512, 40797), (576, 36264), (768, 27198), (864, 24176), (1152, 18132), (1511, 13824), (1536, 13599), (1728, 12088), (2304, 9066), (3022, 6912), (3456, 6044), (4533, 4608)]