20680094

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11579}}^1$

素因数の和:11647

約数の個数: 16

約数和(自身を含む): 33350400

約数和(自身を除く): 12670306

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11579, 23158, 220001, 440002, 544213, 1088426, 10340047, 20680094]

約数ペア:

[(1, 20680094), (2, 10340047), (19, 1088426), (38, 544213), (47, 440002), (94, 220001), (893, 23158), (1786, 11579)]