66884864

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{13751}}^1$

素因数の和:13786

約数の個数: 36

約数和(自身を含む): 140545440

約数和(自身を除く): 73660576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 13751, 27502, 55004, 110008, 220016, 261269, 440032, 522538, 880064, 1045076, 1760128, 2090152, 3520256, 4180304, 8360608, 16721216, 33442432, 66884864]

約数ペア:

[(1, 66884864), (2, 33442432), (4, 16721216), (8, 8360608), (16, 4180304), (19, 3520256), (32, 2090152), (38, 1760128), (64, 1045076), (76, 880064), (128, 522538), (152, 440032), (256, 261269), (304, 220016), (608, 110008), (1216, 55004), (2432, 27502), (4864, 13751)]