20565232

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{1297}}^1$

素因数の和:2296

約数の個数: 20

約数和(自身を含む): 39916096

約数和(自身を除く): 19350864

約数列:

[1, 2, 4, 8, 16, 991, 1297, 1982, 2594, 3964, 5188, 7928, 10376, 15856, 20752, 1285327, 2570654, 5141308, 10282616, 20565232]

約数ペア:

[(1, 20565232), (2, 10282616), (4, 5141308), (8, 2570654), (16, 1285327), (991, 20752), (1297, 15856), (1982, 10376), (2594, 7928), (3964, 5188)]