9789142

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2172

約数の個数: 24

約数和(自身を含む): 16997400

約数和(自身を除く): 7208258

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2129, 2299, 4258, 4598, 23419, 40451, 46838, 80902, 257609, 444961, 515218, 889922, 4894571, 9789142]

約数ペア:

[(1, 9789142), (2, 4894571), (11, 889922), (19, 515218), (22, 444961), (38, 257609), (121, 80902), (209, 46838), (242, 40451), (418, 23419), (2129, 4598), (2299, 4258)]