20623455

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24121}}^1$

素因数の和:24151

約数の個数: 24

約数和(自身を含む): 37630320

約数和(自身を除く): 17006865

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 24121, 72363, 120605, 217089, 361815, 458299, 1085445, 1374897, 2291495, 4124691, 6874485, 20623455]

約数ペア:

[(1, 20623455), (3, 6874485), (5, 4124691), (9, 2291495), (15, 1374897), (19, 1085445), (45, 458299), (57, 361815), (95, 217089), (171, 120605), (285, 72363), (855, 24121)]