19250819

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2731}}^1$

素因数の和:2810

約数の個数: 16

約数和(自身を含む): 23604480

約数和(自身を除く): 4353661

約数列:

[1, 7, 19, 53, 133, 371, 1007, 2731, 7049, 19117, 51889, 144743, 363223, 1013201, 2750117, 19250819]

約数ペア:

[(1, 19250819), (7, 2750117), (19, 1013201), (53, 363223), (133, 144743), (371, 51889), (1007, 19117), (2731, 7049)]