20580243

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 27885312

約数和(自身を除く): 7305069

約数列:

[1, 3, 151, 181, 251, 453, 543, 753, 27331, 37901, 45431, 81993, 113703, 136293, 6860081, 20580243]

約数ペア:

[(1, 20580243), (3, 6860081), (151, 136293), (181, 113703), (251, 81993), (453, 45431), (543, 37901), (753, 27331)]