20827144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8707}}^1$

素因数の和:8749

約数の個数: 32

約数和(自身を含む): 43888320

約数和(自身を除く): 23061176

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8707, 17414, 34828, 69656, 113191, 200261, 226382, 400522, 452764, 801044, 905528, 1602088, 2603393, 5206786, 10413572, 20827144]

約数ペア:

[(1, 20827144), (2, 10413572), (4, 5206786), (8, 2603393), (13, 1602088), (23, 905528), (26, 801044), (46, 452764), (52, 400522), (92, 226382), (104, 200261), (184, 113191), (299, 69656), (598, 34828), (1196, 17414), (2392, 8707)]