20432895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11447}}^1$

素因数の和:11479

約数の個数: 32

約数和(自身を含む): 39564288

約数和(自身を除く): 19131393

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 11447, 34341, 57235, 80129, 171705, 194599, 240387, 400645, 583797, 972995, 1201935, 1362193, 2918985, 4086579, 6810965, 20432895]

約数ペア:

[(1, 20432895), (3, 6810965), (5, 4086579), (7, 2918985), (15, 1362193), (17, 1201935), (21, 972995), (35, 583797), (51, 400645), (85, 240387), (105, 194599), (119, 171705), (255, 80129), (357, 57235), (595, 34341), (1785, 11447)]