219651838

素因数分解:

$2^1\times 7^1\times {\mathrm{1439}}^1\times {\mathrm{10903}}^1$

素因数の和:12351

約数の個数: 16

約数和(自身を含む): 376842240

約数和(自身を除く): 157190402

約数列:

[1, 2, 7, 14, 1439, 2878, 10073, 10903, 20146, 21806, 76321, 152642, 15689417, 31378834, 109825919, 219651838]

約数ペア:

[(1, 219651838), (2, 109825919), (7, 31378834), (14, 15689417), (1439, 152642), (2878, 76321), (10073, 21806), (10903, 20146)]