20512133997

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1\times {\mathrm{60943}}^1$

素因数の和:61840

約数の個数: 16

約数和(自身を含む): 27568140288

約数和(自身を除く): 7056006291

約数列:

[1, 3, 151, 453, 743, 2229, 60943, 112193, 182829, 336579, 9202393, 27607179, 45280649, 135841947, 6837377999, 20512133997]

約数ペア:

[(1, 20512133997), (3, 6837377999), (151, 135841947), (453, 45280649), (743, 27607179), (2229, 9202393), (60943, 336579), (112193, 182829)]