40128209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1901}}^1$

素因数の和:2032

約数の個数: 16

約数和(自身を含む): 46560960

約数和(自身を除く): 6432751

約数列:

[1, 11, 19, 101, 209, 1111, 1901, 1919, 20911, 21109, 36119, 192001, 397309, 2112011, 3648019, 40128209]

約数ペア:

[(1, 40128209), (11, 3648019), (19, 2112011), (101, 397309), (209, 192001), (1111, 36119), (1901, 21109), (1919, 20911)]