19774096

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{10937}}^1$

素因数の和:11058

約数の個数: 20

約数和(自身を含む): 38654892

約数和(自身を除く): 18880796

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 10937, 21874, 43748, 87496, 174992, 1235881, 2471762, 4943524, 9887048, 19774096]

約数ペア:

[(1, 19774096), (2, 9887048), (4, 4943524), (8, 2471762), (16, 1235881), (113, 174992), (226, 87496), (452, 43748), (904, 21874), (1808, 10937)]