20509683

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1031}}^1$

素因数の和:1402

約数の個数: 16

約数和(自身を含む): 28896000

約数和(自身を除く): 8386317

約数列:

[1, 3, 19, 57, 349, 1031, 1047, 3093, 6631, 19589, 19893, 58767, 359819, 1079457, 6836561, 20509683]

約数ペア:

[(1, 20509683), (3, 6836561), (19, 1079457), (57, 359819), (349, 58767), (1031, 19893), (1047, 19589), (3093, 6631)]