20369152

素因数分解:

$2^8\times {\mathrm{251}}^1\times {\mathrm{317}}^1$

素因数の和:584

約数の個数: 36

約数和(自身を含む): 40949496

約数和(自身を除く): 20580344

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 256, 317, 502, 634, 1004, 1268, 2008, 2536, 4016, 5072, 8032, 10144, 16064, 20288, 32128, 40576, 64256, 79567, 81152, 159134, 318268, 636536, 1273072, 2546144, 5092288, 10184576, 20369152]

約数ペア:

[(1, 20369152), (2, 10184576), (4, 5092288), (8, 2546144), (16, 1273072), (32, 636536), (64, 318268), (128, 159134), (251, 81152), (256, 79567), (317, 64256), (502, 40576), (634, 32128), (1004, 20288), (1268, 16064), (2008, 10144), (2536, 8032), (4016, 5072)]