9990128

素因数分解:

$2^4\times {\mathrm{293}}^1\times {\mathrm{2131}}^1$

素因数の和:2432

約数の個数: 20

約数和(自身を含む): 19431048

約数和(自身を除く): 9440920

約数列:

[1, 2, 4, 8, 16, 293, 586, 1172, 2131, 2344, 4262, 4688, 8524, 17048, 34096, 624383, 1248766, 2497532, 4995064, 9990128]

約数ペア:

[(1, 9990128), (2, 4995064), (4, 2497532), (8, 1248766), (16, 624383), (293, 34096), (586, 17048), (1172, 8524), (2131, 4688), (2344, 4262)]