20969488

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{3889}}^1$

素因数の和:4234

約数の個数: 20

約数和(自身を含む): 40759420

約数和(自身を除く): 19789932

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 3889, 5392, 7778, 15556, 31112, 62224, 1310593, 2621186, 5242372, 10484744, 20969488]

約数ペア:

[(1, 20969488), (2, 10484744), (4, 5242372), (8, 2621186), (16, 1310593), (337, 62224), (674, 31112), (1348, 15556), (2696, 7778), (3889, 5392)]