20524609

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 24212736

約数和(自身を除く): 3688127

約数列:

[1, 7, 61, 71, 427, 497, 677, 4331, 4739, 30317, 41297, 48067, 289079, 336469, 2932087, 20524609]

約数ペア:

[(1, 20524609), (7, 2932087), (61, 336469), (71, 289079), (427, 48067), (497, 41297), (677, 30317), (4331, 4739)]