18688492

素因数分解:

$2^2\times {\mathrm{1097}}^1\times {\mathrm{4259}}^1$

素因数の和:5360

約数の個数: 12

約数和(自身を含む): 32742360

約数和(自身を除く): 14053868

約数列:

[1, 2, 4, 1097, 2194, 4259, 4388, 8518, 17036, 4672123, 9344246, 18688492]

約数ペア:

[(1, 18688492), (2, 9344246), (4, 4672123), (1097, 17036), (2194, 8518), (4259, 4388)]