219914882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163871}}^1$

素因数の和:163945

約数の個数: 16

約数和(自身を含む): 365762304

約数和(自身を除く): 145847422

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 163871, 327742, 1802581, 3605162, 9996131, 19992262, 109957441, 219914882]

約数ペア:

[(1, 219914882), (2, 109957441), (11, 19992262), (22, 9996131), (61, 3605162), (122, 1802581), (671, 327742), (1342, 163871)]