2009905179904

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{4423}}^1\times {\mathrm{41281}}^1$

素因数の和:45763

約数の個数: 72

約数和(自身を含む): 4106288174912

約数和(自身を除く): 2096382995008

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 2752, 4423, 5504, 8846, 11008, 17692, 35384, 41281, 70768, 82562, 141536, 165124, 190189, 283072, 330248, 380378, 566144, 660496, 760756, 1132288, 1320992, 1521512, 1775083, 2641984, 3043024, 3550166, 5283968, 6086048, 7100332, 10567936, 12172096, 14200664, 24344192, 28401328, 48688384, 56802656, 113605312, 182585863, 227210624, 365171726, 454421248, 730343452, 1460686904, 2921373808, 5842747616, 7851192109, 11685495232, 15702384218, 23370990464, 31404768436, 46741980928, 62809536872, 125619073744, 251238147488, 502476294976, 1004952589952, 2009905179904]

約数ペア:

[(1, 2009905179904), (2, 1004952589952), (4, 502476294976), (8, 251238147488), (16, 125619073744), (32, 62809536872), (43, 46741980928), (64, 31404768436), (86, 23370990464), (128, 15702384218), (172, 11685495232), (256, 7851192109), (344, 5842747616), (688, 2921373808), (1376, 1460686904), (2752, 730343452), (4423, 454421248), (5504, 365171726), (8846, 227210624), (11008, 182585863), (17692, 113605312), (35384, 56802656), (41281, 48688384), (70768, 28401328), (82562, 24344192), (141536, 14200664), (165124, 12172096), (190189, 10567936), (283072, 7100332), (330248, 6086048), (380378, 5283968), (566144, 3550166), (660496, 3043024), (760756, 2641984), (1132288, 1775083), (1320992, 1521512)]