20183709

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4349}}^1$

素因数の和:4389

約数の個数: 32

約数和(自身を含む): 35078400

約数和(自身を除く): 14894691

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4349, 4641, 13047, 30443, 56537, 73933, 91329, 169611, 221799, 395759, 517531, 961129, 1187277, 1552593, 2883387, 6727903, 20183709]

約数ペア:

[(1, 20183709), (3, 6727903), (7, 2883387), (13, 1552593), (17, 1187277), (21, 961129), (39, 517531), (51, 395759), (91, 221799), (119, 169611), (221, 91329), (273, 73933), (357, 56537), (663, 30443), (1547, 13047), (4349, 4641)]