18827949

素因数分解:

$3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1373}}^1$

素因数の和:2036

約数の個数: 16

約数和(自身を含む): 28755072

約数和(自身を除く): 9927123

約数列:

[1, 3, 7, 21, 653, 1373, 1959, 4119, 4571, 9611, 13713, 28833, 896569, 2689707, 6275983, 18827949]

約数ペア:

[(1, 18827949), (3, 6275983), (7, 2689707), (21, 896569), (653, 28833), (1373, 13713), (1959, 9611), (4119, 4571)]