218210858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{108347}}^1$

素因数の和:108421

約数の個数: 16

約数和(自身を含む): 351047520

約数和(自身を除く): 132836662

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 108347, 216694, 2058593, 4117186, 5742391, 11484782, 109105429, 218210858]

約数ペア:

[(1, 218210858), (2, 109105429), (19, 11484782), (38, 5742391), (53, 4117186), (106, 2058593), (1007, 216694), (2014, 108347)]