20199074

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2903}}^1$

素因数の和:2990

約数の個数: 24

約数和(自身を含む): 35754048

約数和(自身を除く): 15554974

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2903, 3479, 5806, 6958, 20321, 40642, 142247, 206113, 284494, 412226, 1442791, 2885582, 10099537, 20199074]

約数ペア:

[(1, 20199074), (2, 10099537), (7, 2885582), (14, 1442791), (49, 412226), (71, 284494), (98, 206113), (142, 142247), (497, 40642), (994, 20321), (2903, 6958), (3479, 5806)]