9990878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5051}}^1$

素因数の和:5119

約数の個数: 16

約数和(自身を含む): 16004736

約数和(自身を除く): 6013858

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 5051, 10102, 116173, 217193, 232346, 434386, 4995439, 9990878]

約数ペア:

[(1, 9990878), (2, 4995439), (23, 434386), (43, 232346), (46, 217193), (86, 116173), (989, 10102), (1978, 5051)]