20020264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2741}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 41459040

約数和(自身を除く): 21438776

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 2741, 3652, 5482, 7304, 10964, 21928, 30151, 60302, 120604, 227503, 241208, 455006, 910012, 1820024, 2502533, 5005066, 10010132, 20020264]

約数ペア:

[(1, 20020264), (2, 10010132), (4, 5005066), (8, 2502533), (11, 1820024), (22, 910012), (44, 455006), (83, 241208), (88, 227503), (166, 120604), (332, 60302), (664, 30151), (913, 21928), (1826, 10964), (2741, 7304), (3652, 5482)]