20826753

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{593}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 8255487

約数列:

[1, 3, 23, 69, 509, 593, 1527, 1779, 11707, 13639, 35121, 40917, 301837, 905511, 6942251, 20826753]

約数ペア:

[(1, 20826753), (3, 6942251), (23, 905511), (69, 301837), (509, 40917), (593, 35121), (1527, 13639), (1779, 11707)]