20293647

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 30917376

約数和(自身を除く): 10623729

約数列:

[1, 3, 11, 33, 41, 53, 123, 159, 283, 451, 583, 849, 1353, 1749, 2173, 3113, 6519, 9339, 11603, 14999, 23903, 34809, 44997, 71709, 127633, 164989, 382899, 494967, 614959, 1844877, 6764549, 20293647]

約数ペア:

[(1, 20293647), (3, 6764549), (11, 1844877), (33, 614959), (41, 494967), (53, 382899), (123, 164989), (159, 127633), (283, 71709), (451, 44997), (583, 34809), (849, 23903), (1353, 14999), (1749, 11603), (2173, 9339), (3113, 6519)]