20913525

素因数分解:

$3^3\times 5^2\times {\mathrm{30983}}^1$

素因数の和:31002

約数の個数: 24

約数和(自身を含む): 38420160

約数和(自身を除く): 17506635

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30983, 92949, 154915, 278847, 464745, 774575, 836541, 1394235, 2323725, 4182705, 6971175, 20913525]

約数ペア:

[(1, 20913525), (3, 6971175), (5, 4182705), (9, 2323725), (15, 1394235), (25, 836541), (27, 774575), (45, 464745), (75, 278847), (135, 154915), (225, 92949), (675, 30983)]