19045689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 28769664

約数和(自身を除く): 9723975

約数列:

[1, 3, 13, 39, 41, 43, 123, 129, 277, 533, 559, 831, 1599, 1677, 1763, 3601, 5289, 10803, 11357, 11911, 22919, 34071, 35733, 68757, 147641, 154843, 442923, 464529, 488351, 1465053, 6348563, 19045689]

約数ペア:

[(1, 19045689), (3, 6348563), (13, 1465053), (39, 488351), (41, 464529), (43, 442923), (123, 154843), (129, 147641), (277, 68757), (533, 35733), (559, 34071), (831, 22919), (1599, 11911), (1677, 11357), (1763, 10803), (3601, 5289)]