12639802

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7109}}^1$

素因数の和:7245

約数の個数: 16

約数和(自身を含む): 21841920

約数和(自身を除く): 9202118

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 7109, 14218, 49763, 99526, 902843, 1805686, 6319901, 12639802]

約数ペア:

[(1, 12639802), (2, 6319901), (7, 1805686), (14, 902843), (127, 99526), (254, 49763), (889, 14218), (1778, 7109)]