9974012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 18480000

約数和(自身を除く): 8505988

約数列:

[1, 2, 4, 19, 38, 76, 263, 499, 526, 998, 1052, 1996, 4997, 9481, 9994, 18962, 19988, 37924, 131237, 262474, 524948, 2493503, 4987006, 9974012]

約数ペア:

[(1, 9974012), (2, 4987006), (4, 2493503), (19, 524948), (38, 262474), (76, 131237), (263, 37924), (499, 19988), (526, 18962), (998, 9994), (1052, 9481), (1996, 4997)]