20660042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5333}}^1$

素因数の和:5497

約数の個数: 16

約数和(自身を含む): 33604200

約数和(自身を除く): 12944158

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 5333, 10666, 69329, 138658, 794617, 1589234, 10330021, 20660042]

約数ペア:

[(1, 20660042), (2, 10330021), (13, 1589234), (26, 794617), (149, 138658), (298, 69329), (1937, 10666), (3874, 5333)]