19080518

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 9949882

約数列:

[1, 2, 191, 199, 251, 382, 398, 502, 38009, 47941, 49949, 76018, 95882, 99898, 9540259, 19080518]

約数ペア:

[(1, 19080518), (2, 9540259), (191, 99898), (199, 95882), (251, 76018), (382, 49949), (398, 47941), (502, 38009)]