19736409

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{85439}}^1$

素因数の和:85460

約数の個数: 16

約数和(自身を含む): 32808960

約数和(自身を除く): 13072551

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 85439, 256317, 598073, 939829, 1794219, 2819487, 6578803, 19736409]

約数ペア:

[(1, 19736409), (3, 6578803), (7, 2819487), (11, 1794219), (21, 939829), (33, 598073), (77, 256317), (231, 85439)]