20950137

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3511}}^1$

素因数の和:3550

約数の個数: 32

約数和(自身を含む): 35400960

約数和(自身を除く): 14450823

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 3511, 5967, 10533, 31599, 45643, 59687, 94797, 136929, 179061, 410787, 537183, 775931, 1232361, 1611549, 2327793, 6983379, 20950137]

約数ペア:

[(1, 20950137), (3, 6983379), (9, 2327793), (13, 1611549), (17, 1232361), (27, 775931), (39, 537183), (51, 410787), (117, 179061), (153, 136929), (221, 94797), (351, 59687), (459, 45643), (663, 31599), (1989, 10533), (3511, 5967)]