19553936

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9623}}^1$

素因数の和:9758

約数の個数: 20

約数和(自身を含む): 38188032

約数和(自身を除く): 18634096

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9623, 19246, 38492, 76984, 153968, 1222121, 2444242, 4888484, 9776968, 19553936]

約数ペア:

[(1, 19553936), (2, 9776968), (4, 4888484), (8, 2444242), (16, 1222121), (127, 153968), (254, 76984), (508, 38492), (1016, 19246), (2032, 9623)]