9998128

素因数分解:

$2^4\times 7^1\times {\mathrm{89269}}^1$

素因数の和:89284

約数の個数: 20

約数和(自身を含む): 22138960

約数和(自身を除く): 12140832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 89269, 178538, 357076, 624883, 714152, 1249766, 1428304, 2499532, 4999064, 9998128]

約数ペア:

[(1, 9998128), (2, 4999064), (4, 2499532), (7, 1428304), (8, 1249766), (14, 714152), (16, 624883), (28, 357076), (56, 178538), (112, 89269)]