20402702

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6247}}^1$

素因数の和:6343

約数の個数: 16

約数和(自身を含む): 32389632

約数和(自身を除く): 11986930

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 6247, 12494, 143681, 287362, 443537, 887074, 10201351, 20402702]

約数ペア:

[(1, 20402702), (2, 10201351), (23, 887074), (46, 443537), (71, 287362), (142, 143681), (1633, 12494), (3266, 6247)]