19636304

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7817}}^1$

素因数の和:7982

約数の個数: 20

約数和(自身を含む): 38292564

約数和(自身を除く): 18656260

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7817, 15634, 31268, 62536, 125072, 1227269, 2454538, 4909076, 9818152, 19636304]

約数ペア:

[(1, 19636304), (2, 9818152), (4, 4909076), (8, 2454538), (16, 1227269), (157, 125072), (314, 62536), (628, 31268), (1256, 15634), (2512, 7817)]