20907543

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1051}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 29456000

約数和(自身を除く): 8548457

約数列:

[1, 3, 19, 57, 349, 1047, 1051, 3153, 6631, 19893, 19969, 59907, 366799, 1100397, 6969181, 20907543]

約数ペア:

[(1, 20907543), (3, 6969181), (19, 1100397), (57, 366799), (349, 59907), (1047, 19969), (1051, 19893), (3153, 6631)]