2019975130

素因数分解:

$2^1\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{139021}}^1$

素因数の和:140481

約数の個数: 16

約数和(自身を含む): 3638483784

約数和(自身を除く): 1618508654

約数列:

[1, 2, 5, 10, 1453, 2906, 7265, 14530, 139021, 278042, 695105, 1390210, 201997513, 403995026, 1009987565, 2019975130]

約数ペア:

[(1, 2019975130), (2, 1009987565), (5, 403995026), (10, 201997513), (1453, 1390210), (2906, 695105), (7265, 278042), (14530, 139021)]