19858069

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8893}}^1$

素因数の和:8940

約数の個数: 16

約数和(自身を含む): 25614720

約数和(自身を除く): 5756651

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 8893, 62251, 97823, 257897, 684761, 1805279, 2836867, 19858069]

約数ペア:

[(1, 19858069), (7, 2836867), (11, 1805279), (29, 684761), (77, 257897), (203, 97823), (319, 62251), (2233, 8893)]