20053953

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 31764480

約数和(自身を除く): 11710527

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 751, 989, 1161, 2253, 2967, 6759, 8901, 17273, 20277, 26703, 32293, 51819, 96879, 155457, 290637, 466371, 742739, 871911, 2228217, 6684651, 20053953]

約数ペア:

[(1, 20053953), (3, 6684651), (9, 2228217), (23, 871911), (27, 742739), (43, 466371), (69, 290637), (129, 155457), (207, 96879), (387, 51819), (621, 32293), (751, 26703), (989, 20277), (1161, 17273), (2253, 8901), (2967, 6759)]