20195550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{44879}}^1$

素因数の和:44897

約数の個数: 36

約数和(自身を含む): 54259920

約数和(自身を除く): 34064370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 44879, 89758, 134637, 224395, 269274, 403911, 448790, 673185, 807822, 1121975, 1346370, 2019555, 2243950, 3365925, 4039110, 6731850, 10097775, 20195550]

約数ペア:

[(1, 20195550), (2, 10097775), (3, 6731850), (5, 4039110), (6, 3365925), (9, 2243950), (10, 2019555), (15, 1346370), (18, 1121975), (25, 807822), (30, 673185), (45, 448790), (50, 403911), (75, 269274), (90, 224395), (150, 134637), (225, 89758), (450, 44879)]