220190978

素因数分解:

$2^1\times 7^1\times {\mathrm{1709}}^1\times {\mathrm{9203}}^1$

素因数の和:10921

約数の個数: 16

約数和(自身を含む): 377732160

約数和(自身を除く): 157541182

約数列:

[1, 2, 7, 14, 1709, 3418, 9203, 11963, 18406, 23926, 64421, 128842, 15727927, 31455854, 110095489, 220190978]

約数ペア:

[(1, 220190978), (2, 110095489), (7, 31455854), (14, 15727927), (1709, 128842), (3418, 64421), (9203, 23926), (11963, 18406)]