20699523

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3469}}^1$

素因数の和:3508

約数の個数: 32

約数和(自身を含む): 34977600

約数和(自身を除く): 14278077

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 3469, 5967, 10407, 31221, 45097, 58973, 93663, 135291, 176919, 405873, 530757, 766649, 1217619, 1592271, 2299947, 6899841, 20699523]

約数ペア:

[(1, 20699523), (3, 6899841), (9, 2299947), (13, 1592271), (17, 1217619), (27, 766649), (39, 530757), (51, 405873), (117, 176919), (153, 135291), (221, 93663), (351, 58973), (459, 45097), (663, 31221), (1989, 10407), (3469, 5967)]