20020815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26171}}^1$

素因数の和:26199

約数の個数: 24

約数和(自身を含む): 36745488

約数和(自身を除く): 16724673

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26171, 78513, 130855, 235539, 392565, 444907, 1177695, 1334721, 2224535, 4004163, 6673605, 20020815]

約数ペア:

[(1, 20020815), (3, 6673605), (5, 4004163), (9, 2224535), (15, 1334721), (17, 1177695), (45, 444907), (51, 392565), (85, 235539), (153, 130855), (255, 78513), (765, 26171)]