20290096

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 40738464

約数和(自身を除く): 20448368

約数列:

[1, 2, 4, 8, 16, 53, 71, 106, 142, 212, 284, 337, 424, 568, 674, 848, 1136, 1348, 2696, 3763, 5392, 7526, 15052, 17861, 23927, 30104, 35722, 47854, 60208, 71444, 95708, 142888, 191416, 285776, 382832, 1268131, 2536262, 5072524, 10145048, 20290096]

約数ペア:

[(1, 20290096), (2, 10145048), (4, 5072524), (8, 2536262), (16, 1268131), (53, 382832), (71, 285776), (106, 191416), (142, 142888), (212, 95708), (284, 71444), (337, 60208), (424, 47854), (568, 35722), (674, 30104), (848, 23927), (1136, 17861), (1348, 15052), (2696, 7526), (3763, 5392)]