19726832

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4451}}^1$

素因数の和:4736

約数の個数: 20

約数和(自身を含む): 38367336

約数和(自身を除く): 18640504

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4451, 8902, 17804, 35608, 71216, 1232927, 2465854, 4931708, 9863416, 19726832]

約数ペア:

[(1, 19726832), (2, 9863416), (4, 4931708), (8, 2465854), (16, 1232927), (277, 71216), (554, 35608), (1108, 17804), (2216, 8902), (4432, 4451)]