2019955805

素因数分解:

$5^1\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{40387}}^1$

素因数の和:41828

約数の個数: 16

約数和(自身を含む): 2772232320

約数和(自身を除く): 752276515

約数列:

[1, 5, 7, 35, 1429, 7145, 10003, 40387, 50015, 201935, 282709, 1413545, 57713023, 288565115, 403991161, 2019955805]

約数ペア:

[(1, 2019955805), (5, 403991161), (7, 288565115), (35, 57713023), (1429, 1413545), (7145, 282709), (10003, 201935), (40387, 50015)]