19329466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 32635008

約数和(自身を除く): 13305542

約数列:

[1, 2, 13, 26, 37, 71, 74, 142, 283, 481, 566, 923, 962, 1846, 2627, 3679, 5254, 7358, 10471, 20093, 20942, 34151, 40186, 68302, 136123, 261209, 272246, 522418, 743441, 1486882, 9664733, 19329466]

約数ペア:

[(1, 19329466), (2, 9664733), (13, 1486882), (26, 743441), (37, 522418), (71, 272246), (74, 261209), (142, 136123), (283, 68302), (481, 40186), (566, 34151), (923, 20942), (962, 20093), (1846, 10471), (2627, 7358), (3679, 5254)]