19265445

素因数分解:

$3^4\times 5^1\times {\mathrm{47569}}^1$

素因数の和:47586

約数の個数: 20

約数和(自身を含む): 34535820

約数和(自身を除く): 15270375

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 47569, 142707, 237845, 428121, 713535, 1284363, 2140605, 3853089, 6421815, 19265445]

約数ペア:

[(1, 19265445), (3, 6421815), (5, 3853089), (9, 2140605), (15, 1284363), (27, 713535), (45, 428121), (81, 237845), (135, 142707), (405, 47569)]