9981328

素因数分解:

$2^4\times 7^1\times {\mathrm{89119}}^1$

素因数の和:89134

約数の個数: 20

約数和(自身を含む): 22101760

約数和(自身を除く): 12120432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 89119, 178238, 356476, 623833, 712952, 1247666, 1425904, 2495332, 4990664, 9981328]

約数ペア:

[(1, 9981328), (2, 4990664), (4, 2495332), (7, 1425904), (8, 1247666), (14, 712952), (16, 623833), (28, 356476), (56, 178238), (112, 89119)]