20145880136

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109488479}}^1$

素因数の和:109488508

約数の個数: 16

約数和(自身を含む): 39415852800

約数和(自身を除く): 19269972664

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 109488479, 218976958, 437953916, 875907832, 2518235017, 5036470034, 10072940068, 20145880136]

約数ペア:

[(1, 20145880136), (2, 10072940068), (4, 5036470034), (8, 2518235017), (23, 875907832), (46, 437953916), (92, 218976958), (184, 109488479)]