220189613

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{31237}}^1$

素因数の和:31316

約数の個数: 16

約数和(自身を含む): 269896320

約数和(自身を除く): 49706707

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 31237, 218659, 593503, 1655561, 4154521, 11588927, 31455659, 220189613]

約数ペア:

[(1, 220189613), (7, 31455659), (19, 11588927), (53, 4154521), (133, 1655561), (371, 593503), (1007, 218659), (7049, 31237)]