20145258112

素因数分解:

$2^7\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{22283}}^1$

素因数の和:23313

約数の個数: 64

約数和(自身を含む): 45913953600

約数和(自身を除く): 25768695488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1009, 2018, 4036, 7063, 8072, 14126, 16144, 22283, 28252, 32288, 44566, 56504, 64576, 89132, 113008, 129152, 155981, 178264, 226016, 311962, 356528, 452032, 623924, 713056, 904064, 1247848, 1426112, 2495696, 2852224, 4991392, 9982784, 19965568, 22483547, 44967094, 89934188, 157384829, 179868376, 314769658, 359736752, 629539316, 719473504, 1259078632, 1438947008, 2518157264, 2877894016, 5036314528, 10072629056, 20145258112]

約数ペア:

[(1, 20145258112), (2, 10072629056), (4, 5036314528), (7, 2877894016), (8, 2518157264), (14, 1438947008), (16, 1259078632), (28, 719473504), (32, 629539316), (56, 359736752), (64, 314769658), (112, 179868376), (128, 157384829), (224, 89934188), (448, 44967094), (896, 22483547), (1009, 19965568), (2018, 9982784), (4036, 4991392), (7063, 2852224), (8072, 2495696), (14126, 1426112), (16144, 1247848), (22283, 904064), (28252, 713056), (32288, 623924), (44566, 452032), (56504, 356528), (64576, 311962), (89132, 226016), (113008, 178264), (129152, 155981)]