20530048

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2083}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 51016320

約数和(自身を除く): 30486272

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2083, 2464, 4166, 4928, 8332, 9856, 14581, 16664, 22913, 29162, 33328, 45826, 58324, 66656, 91652, 116648, 133312, 160391, 183304, 233296, 266624, 320782, 366608, 466592, 641564, 733216, 933184, 1283128, 1466432, 1866368, 2566256, 2932864, 5132512, 10265024, 20530048]

約数ペア:

[(1, 20530048), (2, 10265024), (4, 5132512), (7, 2932864), (8, 2566256), (11, 1866368), (14, 1466432), (16, 1283128), (22, 933184), (28, 733216), (32, 641564), (44, 466592), (56, 366608), (64, 320782), (77, 266624), (88, 233296), (112, 183304), (128, 160391), (154, 133312), (176, 116648), (224, 91652), (308, 66656), (352, 58324), (448, 45826), (616, 33328), (704, 29162), (896, 22913), (1232, 16664), (1408, 14581), (2083, 9856), (2464, 8332), (4166, 4928)]