19943488

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4651}}^1$

素因数の和:4730

約数の個数: 28

約数和(自身を含む): 40174672

約数和(自身を除く): 20231184

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4651, 9302, 18604, 37208, 74416, 148832, 297664, 311617, 623234, 1246468, 2492936, 4985872, 9971744, 19943488]

約数ペア:

[(1, 19943488), (2, 9971744), (4, 4985872), (8, 2492936), (16, 1246468), (32, 623234), (64, 311617), (67, 297664), (134, 148832), (268, 74416), (536, 37208), (1072, 18604), (2144, 9302), (4288, 4651)]