220191902

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{105557}}^1$

素因数の和:105715

約数の個数: 16

約数和(自身を含む): 380008800

約数和(自身を除く): 159816898

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 105557, 211114, 738899, 1477798, 15727993, 31455986, 110095951, 220191902]

約数ペア:

[(1, 220191902), (2, 110095951), (7, 31455986), (14, 15727993), (149, 1477798), (298, 738899), (1043, 211114), (2086, 105557)]