201955518

素因数分解:

$2^1\times 3^4\times {\mathrm{1246639}}^1$

素因数の和:1246653

約数の個数: 20

約数和(自身を含む): 452530320

約数和(自身を除く): 250574802

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1246639, 2493278, 3739917, 7479834, 11219751, 22439502, 33659253, 67318506, 100977759, 201955518]

約数ペア:

[(1, 201955518), (2, 100977759), (3, 67318506), (6, 33659253), (9, 22439502), (18, 11219751), (27, 7479834), (54, 3739917), (81, 2493278), (162, 1246639)]