201974890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1553653}}^1$

素因数の和:1553673

約数の個数: 16

約数和(自身を含む): 391520808

約数和(自身を除く): 189545918

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1553653, 3107306, 7768265, 15536530, 20197489, 40394978, 100987445, 201974890]

約数ペア:

[(1, 201974890), (2, 100987445), (5, 40394978), (10, 20197489), (13, 15536530), (26, 7768265), (65, 3107306), (130, 1553653)]