19677021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72077}}^1$

素因数の和:72100

約数の個数: 16

約数和(自身を含む): 32290944

約数和(自身を除く): 12613923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 72077, 216231, 504539, 937001, 1513617, 2811003, 6559007, 19677021]

約数ペア:

[(1, 19677021), (3, 6559007), (7, 2811003), (13, 1513617), (21, 937001), (39, 504539), (91, 216231), (273, 72077)]