20513536

素因数分解:

$2^8\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:596

約数の個数: 36

約数和(自身を含む): 41243832

約数和(自身を除く): 20730296

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 227, 256, 353, 454, 706, 908, 1412, 1816, 2824, 3632, 5648, 7264, 11296, 14528, 22592, 29056, 45184, 58112, 80131, 90368, 160262, 320524, 641048, 1282096, 2564192, 5128384, 10256768, 20513536]

約数ペア:

[(1, 20513536), (2, 10256768), (4, 5128384), (8, 2564192), (16, 1282096), (32, 641048), (64, 320524), (128, 160262), (227, 90368), (256, 80131), (353, 58112), (454, 45184), (706, 29056), (908, 22592), (1412, 14528), (1816, 11296), (2824, 7264), (3632, 5648)]