28054564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{881}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 51861600

約数和(自身を除く): 23807036

約数列:

[1, 2, 4, 19, 38, 76, 419, 838, 881, 1676, 1762, 3524, 7961, 15922, 16739, 31844, 33478, 66956, 369139, 738278, 1476556, 7013641, 14027282, 28054564]

約数ペア:

[(1, 28054564), (2, 14027282), (4, 7013641), (19, 1476556), (38, 738278), (76, 369139), (419, 66956), (838, 33478), (881, 31844), (1676, 16739), (1762, 15922), (3524, 7961)]