19861413

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 31621632

約数和(自身を除く): 11760219

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 429, 691, 737, 871, 2073, 2211, 2613, 7601, 8983, 9581, 22803, 26949, 28743, 46297, 98813, 138891, 296439, 509267, 601861, 1527801, 1805583, 6620471, 19861413]

約数ペア:

[(1, 19861413), (3, 6620471), (11, 1805583), (13, 1527801), (33, 601861), (39, 509267), (67, 296439), (143, 138891), (201, 98813), (429, 46297), (691, 28743), (737, 26949), (871, 22803), (2073, 9581), (2211, 8983), (2613, 7601)]