20039168

素因数分解:

$2^9\times {\mathrm{39139}}^1$

素因数の和:39157

約数の個数: 20

約数和(自身を含む): 40040220

約数和(自身を除く): 20001052

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39139, 78278, 156556, 313112, 626224, 1252448, 2504896, 5009792, 10019584, 20039168]

約数ペア:

[(1, 20039168), (2, 10019584), (4, 5009792), (8, 2504896), (16, 1252448), (32, 626224), (64, 313112), (128, 156556), (256, 78278), (512, 39139)]