2019402532

素因数分解:

$2^2\times 7^1\times {\mathrm{72121519}}^1$

素因数の和:72121530

約数の個数: 12

約数和(自身を含む): 4038805120

約数和(自身を除く): 2019402588

約数列:

[1, 2, 4, 7, 14, 28, 72121519, 144243038, 288486076, 504850633, 1009701266, 2019402532]

約数ペア:

[(1, 2019402532), (2, 1009701266), (4, 504850633), (7, 288486076), (14, 144243038), (28, 72121519)]