28186994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67433}}^1$

素因数の和:67465

約数の個数: 16

約数和(自身を含む): 48552480

約数和(自身を除く): 20365486

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 67433, 134866, 741763, 1281227, 1483526, 2562454, 14093497, 28186994]

約数ペア:

[(1, 28186994), (2, 14093497), (11, 2562454), (19, 1483526), (22, 1281227), (38, 741763), (209, 134866), (418, 67433)]