20956867

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 22872960

約数和(自身を除く): 1916093

約数列:

[1, 19, 43, 113, 227, 817, 2147, 4313, 4859, 9761, 25651, 92321, 185459, 487369, 1102993, 20956867]

約数ペア:

[(1, 20956867), (19, 1102993), (43, 487369), (113, 185459), (227, 92321), (817, 25651), (2147, 9761), (4313, 4859)]