20285877

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 28097280

約数和(自身を除く): 7811403

約数列:

[1, 3, 29, 87, 431, 541, 1293, 1623, 12499, 15689, 37497, 47067, 233171, 699513, 6761959, 20285877]

約数ペア:

[(1, 20285877), (3, 6761959), (29, 699513), (87, 233171), (431, 47067), (541, 37497), (1293, 15689), (1623, 12499)]