20318432

素因数分解:

$2^5\times {\mathrm{317}}^1\times {\mathrm{2003}}^1$

素因数の和:2330

約数の個数: 24

約数和(自身を含む): 40148136

約数和(自身を除く): 19829704

約数列:

[1, 2, 4, 8, 16, 32, 317, 634, 1268, 2003, 2536, 4006, 5072, 8012, 10144, 16024, 32048, 64096, 634951, 1269902, 2539804, 5079608, 10159216, 20318432]

約数ペア:

[(1, 20318432), (2, 10159216), (4, 5079608), (8, 2539804), (16, 1269902), (32, 634951), (317, 64096), (634, 32048), (1268, 16024), (2003, 10144), (2536, 8012), (4006, 5072)]