19714384

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{1997}}^1$

素因数の和:2622

約数の個数: 20

約数和(自身を含む): 38277684

約数和(自身を除く): 18563300

約数列:

[1, 2, 4, 8, 16, 617, 1234, 1997, 2468, 3994, 4936, 7988, 9872, 15976, 31952, 1232149, 2464298, 4928596, 9857192, 19714384]

約数ペア:

[(1, 19714384), (2, 9857192), (4, 4928596), (8, 2464298), (16, 1232149), (617, 31952), (1234, 15976), (1997, 9872), (2468, 7988), (3994, 4936)]