20502913

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 22550400

約数和(自身を除く): 2047487

約数列:

[1, 23, 29, 59, 521, 667, 1357, 1711, 11983, 15109, 30739, 39353, 347507, 706997, 891431, 20502913]

約数ペア:

[(1, 20502913), (23, 891431), (29, 706997), (59, 347507), (521, 39353), (667, 30739), (1357, 15109), (1711, 11983)]