20123053548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128993933}}^1$

素因数の和:128993953

約数の個数: 24

約数和(自身を含む): 50565622128

約数和(自身を除く): 30442568580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 128993933, 257987866, 386981799, 515975732, 773963598, 1547927196, 1676921129, 3353842258, 5030763387, 6707684516, 10061526774, 20123053548]

約数ペア:

[(1, 20123053548), (2, 10061526774), (3, 6707684516), (4, 5030763387), (6, 3353842258), (12, 1676921129), (13, 1547927196), (26, 773963598), (39, 515975732), (52, 386981799), (78, 257987866), (156, 128993933)]