20809893315

素因数分解:

$3^1\times 5^1\times {\mathrm{4523}}^1\times {\mathrm{306727}}^1$

素因数の和:311258

約数の個数: 16

約数和(自身を含む): 33303299328

約数和(自身を除く): 12493406013

約数列:

[1, 3, 5, 15, 4523, 13569, 22615, 67845, 306727, 920181, 1533635, 4600905, 1387326221, 4161978663, 6936631105, 20809893315]

約数ペア:

[(1, 20809893315), (3, 6936631105), (5, 4161978663), (15, 1387326221), (4523, 4600905), (13569, 1533635), (22615, 920181), (67845, 306727)]