20798882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 15126238

約数列:

[1, 2, 13, 19, 26, 38, 71, 142, 247, 494, 593, 923, 1186, 1349, 1846, 2698, 7709, 11267, 15418, 17537, 22534, 35074, 42103, 84206, 146471, 292942, 547339, 799957, 1094678, 1599914, 10399441, 20798882]

約数ペア:

[(1, 20798882), (2, 10399441), (13, 1599914), (19, 1094678), (26, 799957), (38, 547339), (71, 292942), (142, 146471), (247, 84206), (494, 42103), (593, 35074), (923, 22534), (1186, 17537), (1349, 15418), (1846, 11267), (2698, 7709)]