20257263

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57713}}^1$

素因数の和:57735

約数の個数: 16

約数和(自身を含む): 32319840

約数和(自身を除く): 12062577

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57713, 173139, 519417, 750269, 1558251, 2250807, 6752421, 20257263]

約数ペア:

[(1, 20257263), (3, 6752421), (9, 2250807), (13, 1558251), (27, 750269), (39, 519417), (117, 173139), (351, 57713)]