20090949

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1601}}^1$

素因数の和:1740

約数の個数: 16

約数和(自身を含む): 27682560

約数和(自身を除く): 7591611

約数列:

[1, 3, 47, 89, 141, 267, 1601, 4183, 4803, 12549, 75247, 142489, 225741, 427467, 6696983, 20090949]

約数ペア:

[(1, 20090949), (3, 6696983), (47, 427467), (89, 225741), (141, 142489), (267, 75247), (1601, 12549), (4183, 4803)]