25439216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{144541}}^1$

素因数の和:144560

約数の個数: 20

約数和(自身を含む): 53769624

約数和(自身を除く): 28330408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 144541, 289082, 578164, 1156328, 1589951, 2312656, 3179902, 6359804, 12719608, 25439216]

約数ペア:

[(1, 25439216), (2, 12719608), (4, 6359804), (8, 3179902), (11, 2312656), (16, 1589951), (22, 1156328), (44, 578164), (88, 289082), (176, 144541)]