18851379

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3323}}^1$

素因数の和:3418

約数の個数: 16

約数和(自身を含む): 26379264

約数和(自身を除く): 7527885

約数列:

[1, 3, 31, 61, 93, 183, 1891, 3323, 5673, 9969, 103013, 202703, 309039, 608109, 6283793, 18851379]

約数ペア:

[(1, 18851379), (3, 6283793), (31, 608109), (61, 309039), (93, 202703), (183, 103013), (1891, 9969), (3323, 5673)]