20618477

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 3573523

約数列:

[1, 11, 19, 47, 209, 517, 893, 2099, 9823, 23089, 39881, 98653, 438691, 1085183, 1874407, 20618477]

約数ペア:

[(1, 20618477), (11, 1874407), (19, 1085183), (47, 438691), (209, 98653), (517, 39881), (893, 23089), (2099, 9823)]