19558384

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1511}}^1$

素因数の和:2328

約数の個数: 20

約数和(自身を含む): 37966320

約数和(自身を除く): 18407936

約数列:

[1, 2, 4, 8, 16, 809, 1511, 1618, 3022, 3236, 6044, 6472, 12088, 12944, 24176, 1222399, 2444798, 4889596, 9779192, 19558384]

約数ペア:

[(1, 19558384), (2, 9779192), (4, 4889596), (8, 2444798), (16, 1222399), (809, 24176), (1511, 12944), (1618, 12088), (3022, 6472), (3236, 6044)]