20144997

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 31795200

約数和(自身を除く): 11650203

約数列:

[1, 3, 9, 19, 27, 57, 107, 171, 321, 367, 513, 963, 1101, 2033, 2889, 3303, 6099, 6973, 9909, 18297, 20919, 39269, 54891, 62757, 117807, 188271, 353421, 746111, 1060263, 2238333, 6714999, 20144997]

約数ペア:

[(1, 20144997), (3, 6714999), (9, 2238333), (19, 1060263), (27, 746111), (57, 353421), (107, 188271), (171, 117807), (321, 62757), (367, 54891), (513, 39269), (963, 20919), (1101, 18297), (2033, 9909), (2889, 6973), (3303, 6099)]