19526913

素因数分解:

$3^4\times 7^1\times {\mathrm{34439}}^1$

素因数の和:34458

約数の個数: 20

約数和(自身を含む): 33337920

約数和(自身を除く): 13811007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34439, 103317, 241073, 309951, 723219, 929853, 2169657, 2789559, 6508971, 19526913]

約数ペア:

[(1, 19526913), (3, 6508971), (7, 2789559), (9, 2169657), (21, 929853), (27, 723219), (63, 309951), (81, 241073), (189, 103317), (567, 34439)]