20348722816

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{683}}^1\times {\mathrm{5413}}^1$

素因数の和:6153

約数の個数: 64

約数和(自身を含む): 41549634720

約数和(自身を除く): 21200911904

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 683, 688, 1366, 1376, 2732, 2752, 5413, 5464, 5504, 10826, 10928, 21652, 21856, 29369, 43304, 43712, 58738, 86608, 87424, 117476, 173216, 232759, 234952, 346432, 465518, 469904, 692864, 931036, 939808, 1862072, 1879616, 3697079, 3724144, 3759232, 7394158, 7448288, 14788316, 14896576, 29576632, 29793152, 59153264, 118306528, 158974397, 236613056, 317948794, 473226112, 635897588, 1271795176, 2543590352, 5087180704, 10174361408, 20348722816]

約数ペア:

[(1, 20348722816), (2, 10174361408), (4, 5087180704), (8, 2543590352), (16, 1271795176), (32, 635897588), (43, 473226112), (64, 317948794), (86, 236613056), (128, 158974397), (172, 118306528), (344, 59153264), (683, 29793152), (688, 29576632), (1366, 14896576), (1376, 14788316), (2732, 7448288), (2752, 7394158), (5413, 3759232), (5464, 3724144), (5504, 3697079), (10826, 1879616), (10928, 1862072), (21652, 939808), (21856, 931036), (29369, 692864), (43304, 469904), (43712, 465518), (58738, 346432), (86608, 234952), (87424, 232759), (117476, 173216)]