20168121285

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11491807}}^1$

素因数の和:11491834

約数の個数: 32

約数和(自身を含む): 38612474880

約数和(自身を除く): 18444353595

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11491807, 34475421, 57459035, 103426263, 149393491, 172377105, 310278789, 448180473, 517131315, 746967455, 1344541419, 1551393945, 2240902365, 4033624257, 6722707095, 20168121285]

約数ペア:

[(1, 20168121285), (3, 6722707095), (5, 4033624257), (9, 2240902365), (13, 1551393945), (15, 1344541419), (27, 746967455), (39, 517131315), (45, 448180473), (65, 310278789), (117, 172377105), (135, 149393491), (195, 103426263), (351, 57459035), (585, 34475421), (1755, 11491807)]