19812978287

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{201743}}^1$

素因数の和:201922

約数の個数: 16

約数和(自身を含む): 21570468480

約数和(自身を除く): 1757490193

約数列:

[1, 17, 53, 109, 901, 1853, 5777, 98209, 201743, 3429631, 10692379, 21989987, 181770443, 373829779, 1165469311, 19812978287]

約数ペア:

[(1, 19812978287), (17, 1165469311), (53, 373829779), (109, 181770443), (901, 21989987), (1853, 10692379), (5777, 3429631), (98209, 201743)]