18447794246

素因数分解:

$2^1\times 7^1\times {\mathrm{2003}}^1\times {\mathrm{657863}}^1$

素因数の和:659875

約数の個数: 16

約数和(自身を含む): 31640626944

約数和(自身を除く): 13192832698

約数列:

[1, 2, 7, 14, 2003, 4006, 14021, 28042, 657863, 1315726, 4605041, 9210082, 1317699589, 2635399178, 9223897123, 18447794246]

約数ペア:

[(1, 18447794246), (2, 9223897123), (7, 2635399178), (14, 1317699589), (2003, 9210082), (4006, 4605041), (14021, 1315726), (28042, 657863)]