20335995

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8861}}^1$

素因数の和:8892

約数の個数: 32

約数和(自身を含む): 38283840

約数和(自身を除く): 17947845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8861, 26583, 44305, 79749, 132915, 150637, 239247, 398745, 451911, 753185, 1196235, 1355733, 2259555, 4067199, 6778665, 20335995]

約数ペア:

[(1, 20335995), (3, 6778665), (5, 4067199), (9, 2259555), (15, 1355733), (17, 1196235), (27, 753185), (45, 451911), (51, 398745), (85, 239247), (135, 150637), (153, 132915), (255, 79749), (459, 44305), (765, 26583), (2295, 8861)]