12959050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19937}}^1$

素因数の和:19962

約数の個数: 24

約数和(自身を含む): 25959276

約数和(自身を除く): 13000226

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 19937, 39874, 99685, 199370, 259181, 498425, 518362, 996850, 1295905, 2591810, 6479525, 12959050]

約数ペア:

[(1, 12959050), (2, 6479525), (5, 2591810), (10, 1295905), (13, 996850), (25, 518362), (26, 498425), (50, 259181), (65, 199370), (130, 99685), (325, 39874), (650, 19937)]