20348384

素因数分解:

$2^5\times 7^1\times {\mathrm{90841}}^1$

素因数の和:90858

約数の個数: 24

約数和(自身を含む): 45784368

約数和(自身を除く): 25435984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90841, 181682, 363364, 635887, 726728, 1271774, 1453456, 2543548, 2906912, 5087096, 10174192, 20348384]

約数ペア:

[(1, 20348384), (2, 10174192), (4, 5087096), (7, 2906912), (8, 2543548), (14, 1453456), (16, 1271774), (28, 726728), (32, 635887), (56, 363364), (112, 181682), (224, 90841)]